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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
#&Õ \ V4" N=9 "&^6 #F# "4% #&%a( (7# ()6*4 b#0 "&R * "4%
#&%a( BS55!-1: e!!!c * "&A# A #Ç( "&4Õ".
g6 4Ò% 4( #8 &¹(, "6() &%J( &D #h= %Ë( M( (*+,
&># 4( #&i 4 @% *6 $( Ò YTÝnh to¸n thiÕt Õ hun!th"# ti$n %hÕ &'t tÇn! &'t nh(# th)o ti*u %hu+n ,-
5.50/12000[ &+ >() *9 F() "j () * ";(& (24 A# #h= &%().
Ch¬ng 4: T&4Õ" Õ &%() ()=() o() "&Ð' "4Ò( #&Õ 92" "Ç()
92" (&Þ' "&^6 "4% #&%a( BS 55!, "&4Õ" Õ * 4R9 "= #F#
#$% 4( #2", /Ç9, #F# 94 (4.
Ch¬ng 5: T;(& "6F(, "&4Õ" Õ #F# #$% 4( '&0 b?* ), /Ç9 "-
(), )4o() 9F4c.
Ch¬ng 6: p@+ /A() ] &4 * #&]() "Q(& "A 2()";(& "6F( "&4Õ" Õ #2" F", /Ç9 F" "&^6 "4% #&%a( BS 55!. l=
= ; /0 94(& &6¹, *9 F() "j #&6 #F# C VIfN : NGUYÔN DUY H¶I – CHXD2005 e
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
"%+Õ( ";(& /># "&^6 #&4Ò% /*4 #$% 4(, #& (24 A# 7( "&Q "4Õ"
/4( 7( b; /0 (F#& &%(),...c, #& (24 A# (&j "&Q "4Õ" /4( #
"&% &' b; /0 #&@( #2" 4( Õ" &7' 74 98(),...c. l4Ò% (*+
&4Õ( )49 # ">() () "&Ð', /_( Õ( )49 #&4 '&; Ë(#&%+R( * /A() x'.
HQ(& 1.1 - N&* "&Ð' "4Ò( #&Õ
N&4Ò% &3() 7( #h= (7# ()6*4 3 "4Õ' #Ë( "&Þ "() (%7# "=y'&4 R Õ( * K4+, z=94 S"^^, d9"6(), B%"^ * "7#
@+ * #F# &3() #h= T4' K&x#, "6() 8 z=94 S"^^ =()
#&4Õ9 {(& # "&Þ "() (&4Ò% (&$".
\ V4" N=9, &4( (=+ #8 $" (&4Ò% #J() "+ "&4Õ" Õ, #&Õ
"¹6 (&* "&Ð'. W2" #J() "+ "&4Õ" Õ (&4Ò% Õ" #$% "&Ð' (&
T&4^#6, VCC, CgC, CCU, V4(=#6(^? \ '&;= Bx#y CETTd, IgC,...\ '&;= N=9, 92" ]( Þ #&%+( #&Õ "¹6 (& #J() "+ Õ" #$%
"&Ð' lJ() d(&, |69=#& * #F# #J() "+ #] &; &F#...
H4( "¹4 #F# #&]() "Q(& ";(& "6F( #h= (7# ()6*4 * #F#
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
T4% #&%a( "&4Õ" Õ &4( &*(& V4" (=9 bTCVNc # ?@+
/A() "( (Ò( "() & "&() "4% #&%a( #h= L4( pJ # #`( #8
(&4Ò% &¹( #&Õ Ò ";(& () 2, Ò ";(& 4(& "Õ * Ò '&¹9 4
F' /0()y # 4" * &J() #8
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
: T;nh h;nh ?n! ,- 5.50/ 1 2000 t@*n thÕ !i8i 7A
B i9t N&
T( "&Õ )474, "4% #&%a( BS 55! # #&$' (&Ë( * v /0()
&F '&D 4Õ( (&: S4()='6^, T&F4 =(, W==+4=, T%() •%#... T4% #&%a( BS # 4Õ" Õ( * v /0() \ V4" N=9 "n "7#
(&() (M9 ‡5. H4( (=+ BS * 92" "6() (&() "4% #&%a( #
%Ë" '&F' V4" N=9 #&6 '&Ð' v /0(). GS.TS l6*( lÞ(& K4Õ(
3 4( /Þ#& =() "4Õ() V4" "4% #&%a( (*+ *6 (M9 e!!! *
e!!r, #8 "A= Ò H7() /_( "&4Õ" Õ Õ" #$% "&Ð' "&^6 "4%
#&%a( d(& BS 55!-1
: e!!!„„. C¸% 73n ®$ %hun! 7$ thiÕt Õ EF
hn! #h¸# thiÕt Õ
T&4Õ" Õ Õ" #$% "&^6 "¹() "&F4 )474 &¹(. CF# "¹() "&F4 )474
&¹( =6 )9:
=. T¹() "&F4 #A# &¹( bT¹() "&F4 )474 &¹( Ò '&F &j()c
- l2 Ò( #&Þ% A# b'&F &6¹4, Þ 6o(, Þ #&+c.
- D( Þ(& #&() Ë" D.
- P&F &6¹4 Ò 9j4.
- P&F &6¹4 )4`(
. T¹() "&F4 )474 &¹( Ò v /0()
- l2 ‰().
- SA %()
- l2 @% Ò(, A M( 9`(
NhËn xÐt : Gièng víi tiªu chuÈn TCVN338: 2005, tiªu
chuÈn BS còng thit ! !t c"u th#$ t%&ng th'i giíi h&n, ()i
!t c"u *+c thit -$ ch$ !h.ng v+t /u' t%&ng th'i giíi h&n
2 C¸% h9 C VIfN : NGUYÔN DUY H¶I – CHXD2005 ‡
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
H =( "6*( # /X() "6() "&4Õ" Õ R ?Ð" Õ( #F# A
4Õ( 2() #h= "4 ">(), #h= Ë" 4%, 4Ò% 4( *9 4#,
.....g74 @+ * #F# & =( "6*( "&J() /0() (&$" /X() "6()
"&4Õ" Õ Õ" #$% "&Ð'.: H9 () "4% #&%a( b&=+ #`( )>4
* "4 ">() /=(& ()&{=c R "&*(& "4 ">() ";(& "6F( b &=+ #`(
)>4 * "4 ">() 3 )4= "M()c. H γ ‚ ?Ð" A 4Õ( 2() #h= )4F
"Þ "4 ">(), #F# "D &' "4 ">() * ?Ð" # '&]() '&F' "&4Õ"
Õ. N8 # 4Õ" "&*(& ";#& #h= #F# & :γ ‚ Š γ 11.γ 1e. γ '.γ '9
Š γ 1.γ ' b1.1c
T6() 8 :
γ 11 ?Ð" A =4 &F# #8 "&R #8 #h= "4 ">() 6 74 )4F "Þ () ?%$" &4( () "&4, 74 )4F
"Þ 7( (&$" 4 * & "4
">()y
γ ' ?Ð" A =4 &F# #h= Õ" #$% 6 74 9J &Q(& ";(& "6F(
(8y
γ '9 ?Ð" A =4 &F# #h= () ?v #h= Ë" 4% "6() Õ" #$%
6 74 )4 "&4Õ" ";(& "6F(. T;#& #h= &=4 & (*+ # )>4 * γ '
& Õ" #$%.
CF# )4F "Þ #h= γ ‚ # #&6 "6() () 11 /74 @+ b";#& "n
() e, BS 55!c, "]() () 74 #&k() * & #h= TCpgVN
qq…:e!!5.
,¶n! / H9
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
1 gÇ9 #&;(& L€qm! L€r!!e CF# /Ç9 &F# L€e!! L€e5!q C2" H€q!! H€1!! Õ(
H€er!
S t Oi9u th"#
1.4.6.1. C¸c m¸c thÐp dng lµm kÕt c!u
T6() BS 55!-1:e!!! #&i )474 "&4% = #$' "&Ð' #&;(& "4%
#&%a( C&@% Œ% EN 1!!e5 * EN 1!1q‡, 74 ; &4% #&%() *
S((( "6() 8 S * 4Õ" "x" #h= S"%#"%= * ((( * #&i )474
&¹( #&+ #h= "&Ð' N€99e. C$' "&Ð' #] ( # $+ * "&Ð' #$'Se‡5, @+ * "&Ð' #F#6( "&$' #8 #() 2 &F #=6. T&Ð'
#F#6( "&$' '&D "&J() * #$' Seq5 &J() # #64 * #$' "&Ð'
#] (.
1.4.6.2. C"ng #$ t%nh t&¸n c'( thÐp
C() 2 ";(& "6F( #h= "&Ð' # $+ *:
P+ Š 1,! Ž !,…r U
"6() 8 * )474 &¹( #&+ #A# "4R%
U * )474 &¹( Ò( Ð6 " #A# "4R% bC VIfN : NGUYÔN DUY H¶I – CHXD2005 1!
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
,¶n! : / Cên! ®' tÝnh to¸n %R
th"#
C3# %ên! ®'
th"#
,$ >A O8n nh3t
&&V
Cên! ®' tÝnh to¸nW
N&&2
VS e‡5 1m
r!
mq
…!
1!!
e‡5
em5
e55
er5
eq5S q55 1m
r!mq
…!
1!!
15!
q55
qr5qq5
qe5
q15
e5S rm! 1m
r!
mq
…!
1!!
r5!
rr!
rq!
r1!
r!!
46% t@n! tiÕt >i9n
P&@( 6¹4 "4Õ" /4( "&*(& #F# 7' * $( Ò
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
- '&Ç( ]( = #h= ( #F(& y
B - Ò 2() ( #F(& y
T - #&4Ò% /*+ #h= ( #F(& y
/ - #&4Ò% #=6 #h= ( 0()
y " - #&4Ò% /*+ #h= ( 0() y
g - #&Ò% #=6 #h= "4Õ" /4(.
HQ(& 1.e - C$% 4( #& I "D &' &*(
T&=9 ε Š y p
275
'+ - #() 2 ";(& "6F( #h= Ë" 4% "&Ð' bN€99ec.
l4 74 "4Õ" /4( "D &', ε # ?F# Þ(& /A= "( #() 2
"&4Õ" Õ '+‚ #h= #F(&.
TCpgVB qq…: e!!5 #&i #&$' (&Ë( 92" 6¹4 "4Õ" /4(, 8
* "4Õ" /4( /Z6
NhËn xÐt: Vi6c h>n ?$&i %- nhi@u &ng tit i6n ?A( ch$
tiªu chuÈn BS 550::2000 c tDnh u vi6t hEn tiªu chuÈn
TCFVN 338:2005, ch$ hÐ ; Hng nhi@u ?$&i tit i6n, thË(
chD c thI %"t (=nh t&$ thuËn ?+i ch$ vi6c thit ! J( thÐ
víi K=n KHng (Lng !h.ng Mn c- nhA thÐ ti@n ch
T¶i t@Jn! tÝnh to¸n
1.4.).1. *+i t,-ng tnh vµ t+i t,-ng ¸p #/t 0h&t t+i
T4 ">() "{(& =6 )9:
- T>() () ( "&@( #h= #$% 4( "&Ð'.
- CF# 2 '&Ë( # Þ(& #h= (&* * #J() "Q(&.
T4 ">() "{(& # ";(& "6F( /A= *6 ">() () 4() #h=
Ë" 4%, * (&@( 74 & =( "6*( "]() ().
H6¹" "4 =6 )9 #F# "4 ">() "¹9 "&4 =%:
- T4 ">() "( *( /6 ()4, ¹#.
H>C VIfN : NGUYÔN DUY H¶I – CHXD2005 1q
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
- T4 ">() "( 9F4 /6 ()4 * #F# "&4Õ" Þ Ë" 4% &4 v=
#&=.
- T4 ">() /6 "&4Õ" Þ #J() ()& (& #Ç% "0#, 9F+ 98#
&F#.W>4 "4 ">() "¹9 "&4 &4 "&4Õ" Õ "&^6 4Ò% 4( Ò(,
Ò% # (&@( 74 & =( "6*( "]() ().
,¶n! 5 / T@(
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
1.4.).2. *+i t,-ng gi
T4 ">() )48 ( #J() "Q(& '&4 # ";(& "6F( #&6:
- T6*( "&R Õ" #$%.
- Tn() #$% 4( 4() Z (& "(), 9F4. T% ®' !iã thiÕt Õ
T# 2 )48 "&4Õ" Õ # ";(& "&^6 #J() "&#:
V Š V.S.Se.Sq b1.qc
T6() 8 V * "# 2 )48 #] ( * S, Se, Sq * #F# & "#
2 )48 "&4Õ" Õ.
T# 2 )48 #] ( V * "# 2 #h= "Ë( )48 q )4@+, 7(
(&$" 74 #&% Q 5! (M9, 6 "¹4 2 #=6 1!9 "( 9" $"
"().
CF# & "# 2 )48 )9 #8:
- H Þ= &Q(& S ?Ð" #F# 4Õ( D4 #0# 2 "( 9"
$". G4F "Þ #h= S1 # #&6 "6() P&0 0# g () )48 ( #J() "Q(& 74 "&4 )4=( "( "¹4 * 5! (M9, Sq Š 1.
Q ¸# O]% ®'n! %R !iã
F' A# 2() #h= )48 < # ";(& "n "# 2 )48 "&4Õ" Õ V
"&^6 #J() "&#
< Š . 2 sV b1.rc
T6() 8: Š !,m1q "&^6 ]( Þ SI bN€9e * 9€c.
< '&0 "&%2# *6 2 #=6 bQ '&0 "&%2# *6 Se "&=+
D4 "&^6#&4Ò% #=6c.
H>C VIfN : NGUYÔN DUY H¶I – CHXD2005 15
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
% H9 () )48 "F#/0() F' A# ()6*4y 9" '&;= "6() "&Q /X() & F' A# "6()
C'4. LA# "F# /0() | %J() )8# 74 Ò 9" #$% 4( *
| Š bC'^ - C'4c.
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
">() '&4 # (&@( 74 & " "4 "]() () γ ‚ . V74 (&* 92"
"Ç(), &J() #Ç% "0# "&Q #F# "D &' "4 ">() * (& =%:
,¶n! S / ,¶n! t^ h_# t¶i t@Jn! th)o ,-
S:..- T{(& "4 g ‹ "4 F' " I 1,rg ‹ 1,mI
- T{(& "4 g ‹ "4 ">() )48 “ 1,rg ‹ 1,r“
- T{(& "4 g ‹ "4 F' " I ‹ )48 “ 1,eg ‹ 1,eI ‹ 1,e“
- T{(& "4 g ‹ )48 “ b# (c 1,eg ‹ 1,r“
NhËn xÐt : T%$ng BS550U:2000 h6 è tW h+ t=i t%)ng
*+c ghÐ chung vA$ h6 è v+t t=i, cXn TCVN 23U5 th t'ch
%iªng Nh vËP, c thI ni %Yng c'ch x'c *Znh n[i ?\c tDnh t$'n
t%$ng tiªu chuÈn Vi6t N-( h]c t& hEn Nhng h6 è tW h+
t%$ng tiªu chuÈn BS 550U:2000 ?ín hEn TCVN 23U5
0 hn! #h¸# tÝnh to¸n %3u i9n
- T6() BS 55!-1:e!!!, "7# &4 "&4Õ" Õ 92" 6¹4 #$%
4( (*6 8 Ç% "4( ()4 "= '&4 #&>( 7' "4Õ" /4( R
-
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
CF#& ";(& "6F( #F# "&=9 "( # "Q(& *+ #0 "&R
"6() #&]() r.
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";(& "6F( #h= Ë" 4%.
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tJng ([t nhZ t%$ng h&( vi ?uËn v_n *+c tDnh t$'n th#$ *An
h`i V vËP !hi thit ! ([t c"u !i6n nA$ *, t- chQ ch)n ?í
tit i6n 3 4n;- *9c chc vA < 4(=nh.5 `Õt Oun %hn! 1
- N)6*4 #F# '&Ç( ";(& "6F( #F# #$% 4( #] ( )4()
"6() TCpgVN qq…:e!!5, "&Q "X+ "&^6 "() &' #0 "&R BS 55!-
1:e!!! 74 (&* "&Ð' "4Ò( #&Õ #`( #8 "&9 #F# '&Ç( ";(& "6F(
&F# (= (& :
‹ T&4Õ" Õ /Ç9 "(), ?* )y‹ T&4Õ" Õ Õ" #F% 4( "0#y
‹ T&v ()&49 o() )4= "4.
- l# 4" BS 55! :1-e!!! #`( #8 #J() "&# 4R9 "= D(
Þ(& #&6 "&=(& #8 "4Õ" /4( "&=+ D4 "%+Õ( ";(& "&^6 #&4Ò%
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7' 9(&c. T6() TCpgVN qq… : e!!5 #&i #&$' (&Ë( 92" 6¹4
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H>C VIfN : NGUYÔN DUY H¶I – CHXD2005 1…
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
#8 ";(& % 4" &]( TCpgVN qq… : e!!5, #&6 '&Ð' v /0()
(&4Ò% 6¹4 "4Õ" /4(, "&Ë9 #&; #8 "&R * $" 9(&.
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e!!5 (& "Q(& *+ \ "(, 4# v /0() "4% #&%a( BS *6 4#
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- Tn "&A# "Õ (% "(, %Ë( M( (&o9 "&4Õ" Ë' 92"
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
C&]() e
CFC 2 '&Ë( #h= Õ" #$% (&* "&Ð' "4Ò( #&Õ
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"6() (&() Ë" 4% &*() Ç% * F() "4( #Ë+ #&6 4# ?@+
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(&=% Ò '&]() /4( 4(& &6¹" * ";(& 4(& "Õ.
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4Ò% #&i(& ;#& "&7# /*+, 2() #h= #F# ( "&Ð' R #8 "4Õ"
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/¹() #$% 4(. VÒ =%, #X() 74 A '&F" "4R( #h= #J() ()& (
H>C VIfN : NGUYÔN DUY H¶I – CHXD2005 e!
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
( ?%$" "n (&() ( '&a9 "&Ð' "D &' * /Ë' ()%24 (&j
&]( ‡5” '&Õ 4% 4(& = "n 4# #&Õ "¹6 (&() "&=(& "&Ð'
#F(.
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'&; *9 98(). V74 (&() X() &4 "&4Õ" Õ #Ç( ?Ð" Õ( "F#
2() #h= 2() $" "&Q 4# &%() "&Ð' #8 ">() () (& #8
(&() 4 ;#& F() R.
- gÇ9 0() # #8 #&4Ò% #=6 (&j &]( b"74 &]( e Ç(c 6
74 /*( (( )49 #&4Ò% #=6 (&*, "&%Ë( "4( #&6 Ë( #&%+R( *
/A() x'.
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Þ= 4R9 &F#.
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#Ç% #h= &F#& &*() Ò 9" 4Õ( "k# #() (& Ò 9" #&Þ%
A#. N&Þ' #h= (&* #8 "&R "74 1!!9, 7# #2" #8 "&R "74 1!9 *
#&4Ò% #=6 #8 "&R "74 q!9.
- T4( 6
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
(&$" #8 "&R. VQ Ë+, $" 92" "4 ">() '&0 "&9 D %()
"6() (). W2"
"&4Õ" Þ " "&9 *6 &%() #() #8 "&R )@+ = (24 A#, 4Õ(
/¹() "
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
K&%() ()=() 92" "Ç() 92" (&Þ' "&() # v /0() "6()
"&A# "Õ. L4( Õ" /Ç9 * #2" * 4( Õ" ()*9. L4( Õ" #2" 74
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98(), #$% "¹6 #&@( #2" ]( )4(. C2" * /Ç9 "D &' #8 "&R
*9 "4Õ" /4( "&=+ D4 R '&X &' 74 4R% =6 9J9^(
%(, "4Õ" 49 Ë" 4%. g6 8, 3 "¹6 (( 92" 6¹4 #$% 4( 974,
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* &J() #8 #Ç% "0# &6# #Ç% "0# (& b# "0# "n q!" "\
?%()c.
K&4 &J() #8 #Ç% "0#, #2" /X() /¹() F", #&>( "0# Þ(&
Þ "X() 74 9Ð' ()6*4 #2".
H>C VIfN : NGUYÔN DUY H¶I – CHXD2005 er
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
HQ(& e.e - K&%() "&Ð' "4Ò( #&Õ 92" "Ç(), 92" (&Þ'
&J() v /0() #Ç% "0#.
K&4 #8 #Ç% "0# "&() /X() #2" #8 "4Õ" /4( &J() D4, #8
"&R #&>( "0# Þ(& Þ "X() 74 "49 #2". C() #8 "&R /X() /¹()
F" #&6 6¹( '&;= /74 =4 #2", &4 8 "0# Þ(& Þ $+ "X() 74
9Ð' ()6*4 #2" b&Q(& e.qc.
HQ(& e.q - K&%() "&Ð' "4Ò( #&Õ 92" "Ç(), 92" (&Þ' v
/0() #Ç% "0#
Q `Ý%h th8% th)o #hn! thcn! ®dn!
K;#& "&7# "&^6 '&]() () # #&6 "6() (&49 0 "&4Õ"
Õ. C&4Ò% #=6 #2" '&0 "&%2# *6 +% #Ç% v /0() &J() )4=(
#h= (&*, '&0 "&%2# )==4" #h= #Ç% #&¹+. l2 /# 9F4 '&0 "&%2#
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#h= zVS 74 #F# 6¹4 (&Þ' "n 1… Õ( q!9 #8 9F4 o() "J( 8()
74 2 /# * 1€1!, &4 (&Þ' 7( &]( b"n qm9 "\ (c "&Q ((
"M() 2 /# 9F4 R /~ "&6F" (7# &](.
22: , t@Ý hun! n!n!
K&%() ()=() "; "&^6 '&]() ()=() 9" o() (&*, #F##2" &%() "¹6 (( 74 #2". B7# &%() B b&6() #F#& #F# #2" "&^6
H>C VIfN : NGUYÔN DUY H¶I – CHXD2005 e5
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
'&]() /># (&*c"&() #8 9J%( m9y ‡,59y 9 b#8 "&R 7#
&%() ( "74 1e9, 159c.
2: H9 !ibn! E.F
2: 46% ®ie& Q t@Ý h9 !ibn! t@on! nhA th"# ti$n
%hÕ
V4# "; & )4o() "6() (&* "&Ð' "4Ò( #&Õ (84 #&%() *
"%@( "&^6 ()%+( w "; & )4o() "6() (&* #J() ()&4'
92" "Ç(). T%+ (&4( /6 # 4R9 (&* "&Ð' "4Ò( #&Õ #&h +Õ%
# v /0() "6() #F# #J() "Q(& #J() ()&4' (& (( &
)4o() ]( )4( &]( * #8 /¹() Õ" #$% (& b"&=(& )4o() "&-
() * "&Ð' "`( &6# /X() /@+ #F'c.
HQ(& e.r - H )4o() /X() /@+ #F' * "&Ð'
"`(.
H )4o() 9F4 "6() (&* "&Ð' "4Ò( #&Õ #8 92" #
4R9 4() (& *:
‹ K&J() #8 )4o() (), 9* "&=+ (8 o() #F# "&=(& #&()/># h #().
‹ C8 "&=(& )4o() ( *9 (&49 0 #&() 6o( #&6 /Ç9
9F4 b#&() 9$" D( Þ(& #0# 2 #&6 #F(& /Ç9 &4 ?%$" &4(
() %$" (Ð( "6() ( #F(&c.
H )4o() #2" "6() (&* "&Ð' "4Ò( #&Õ #() # #$% "¹6
]( )4( * (& (&*() &]( "6() (&* #J() ()&4' "%+Ò(
H>C VIfN : NGUYÔN DUY H¶I – CHXD2005 em
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
"&(), Q (&* "&$' #&Þ% "4 ">() )48 Ð &6# "4 ">() />#
&F# 6¹4 (&.
HQ(& e.5 - H )4o() #2"
N)6*4 = (&* "&Ð' "4Ò( #&Õ "&() # #&Õ "¹6 "n Ë" 4%
"&Ð' #8 #() 2 #=6, "4Õ" /4( #$% 4( "&() #8 2 9(& 7(.
VQ Ë+ 4# "; & )4o() #`( '&4 &' w R )49 2
9(&, "M() 2 #() * (&o9 9 6 D( Þ(& "D() "&R
#&6 9>4 #$% 4(.
2:2 , t@Ý h9 !ibn! &¸i
H )4o() 9F4 #&6 (&* #J() ()&4' 92" "Ç() (84 #&%() "&-
() "; (& &Q(& e.m
H>C VIfN : NGUYÔN DUY H¶I – CHXD2005 e‡
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
- G4o() 9F4 1 : l# "; \ &=4 Ç% &4 b"%() &' 1c &6#
"; \ (&Þ' "& &=4 b"() &' ec, Ç% &4 (&4" 2, #&i #8
\ 9" '&–() #F(& "( /Ç9.
- G4o() 9F4 e: L* &4 )4o() 9F4 "; \ )4= (&*, "&()/X() #&6 #F# (&* #8 #&4Ò% /*4 7(.
- G4o() />#: T&() # "; \ #F# (&* #8 &J() )4=(
"6() (&* /*4 2(), * #8 #Ç% "0#. N)6*4 = #`( #8 "&R #8 #F#
"&=(& #&() /># (&* "¹4 Þ "; #F# (k" )4o(). T6() (&* "&Ð'
"4Ò( #&Õ, "&() "Ë( /0() "&=(& #&() /># * ?* ).
- G4o() #F(&: T&() v /0() "6() (&* "4Ò( #&Õ #8 & 9F4
(&.
2:: Nhi9& 7? %R h9 !ibn! &¸i
CF# "&*(& '&Ç( #h= & )4o() 9F4 #8 (&49 0 #&%() *
"¹6 2 #() "D() "&R #&6 & Õ" #$% 9F4 () "&4 "&=9 )4=
#&Þ% * '&@( '&4 "4 ">() "F# /0() #0# 2 ( #F# #$% 4(
"&*(& '&Ç(, ()6*4 = )4o() #`( "&=9 )4= '&0# 0 "&4 #J() #J()
"Q(&. V=4 "` * (&49 0 #0 "&R #h= "n() "&*(& '&Ç( (& =%:
- G4o() 9F4 1: L* 4R9 "A= R 8( (&Ë( "4 ">() )48 "n
Ç% &4
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
- G4o() 9F4 e: T&=9 )4= "M() 2 #() "D() "&R #J()
"Q(& &4 #&4Ò% /*4 #J() "Q(& * &F 7(, &6() #F#& )4= &=4
&4 )4o() "6() 92" &4 (&4" 2 &J() #: KÕ" &' 74 )4o() 9F4 1, e "&*(& 92" *(&#() 4( Õ" #F# Ç% #2", "M() A "]() "F# )4= #F# &%() *9
#&6 & *9 4# &J() )4=(, *9 "M() #() A #&() ?6x( #h=
(&*.
- G4o() #F(&: G49 (&Þ' #&6 ?* ) * )4 D( Þ(& (
#h= /Ç9 }6 b74 (&* "4Ò( #&Õc &4 ?%$" &4( A 6o( 9$" D(
Þ(& #h= #F(& (Ð(.
2 XA !a 7A >Ç& tên! E:F
2 Nhi9& 7? %R fA !a 7A >Ç& tên!
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H>C VIfN : NGUYÔN DUY H¶I – CHXD2005 q1
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
;". Lk# 8 ?* ) # 4Ò9 #&Õ 6o( ( * #&() ?6x(
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
/A() #&;(& ?F# 9J &Q(& &8=, ] ";(& #F# 2 '&Ë( "(
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H>C VIfN : NGUYÔN DUY H¶I – CHXD2005 q5
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
74 F' A# #h= F(& ?^ #Ç% "0#, (( J4 k# # (&Ë' %J( *6
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
?Ð" "4 ">() ()=() * 1,m, &4 ?Ð" () "&4 74 "4 ">() ()
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
- K&4 "4Õ( &*(& "&4Õ" Õ &%() "&Ð' "&^6 "4% #&%a( BS
55! \ V4" N=9 "&Q #F# 4% Ò "4 ">() (& "{(& "4 "4%
#&%a(, &6¹" "4 "4% #&%a( $+ "&^6 "4% #&%a( V4" N=9 TCVN
e‡q‡:15. C`( #F#& #&>( "4 ">() ";(& "6F(, '&]() '&F' "D&' "4 ">(), Ë" 4% "&Q "&^6 "4% #&%a( BS 55!-1: e!!!.
- T4 ">() )48 #h= d(& # $+ "&^6 "4% #&%a( CPq, Ë(
"# )48 #] ( * 5! (M9, #`( #h= V4" N=9 $+ "&^6 TCVN
e‡q‡-5 * q! (M9. T# 2 )48 #] ( #h= &=4 "4% #&%a( Ò%
* "# 2 #h= "Ë( )48 "6() q )4@+. K&4 ";(& "6F( "4 ">() )48
"&Q $+ Ë( "# )48 #] ( "&^6 "4% #&%a( V4" N=9 TCVN
e‡q‡:15 () 74 #F# X() &F# (&=% b
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
C&]() r
thiÕt Õ `HUNG NGNG
T6() ";(& "6F( "&4Õ" Õ Õ" #$% "&Ð', "4% #&%a( BS55!-
1:e!!! #8 ?Ð" "74 r 6¹4 "4Õ" /4( b1,e,q,rc, "% "&^6 & (M()
'&F" "4R( 4Õ( /¹() /Z6 #h= "4Õ" /4( #$% 4( "&Ð'.
T&4Õ" Õ &%() ()=() =6 )9 "&4Õ" Õ #2", /Ç9 * 4(
Õ" )4= #F# #$% 4(. g6 '&]() '&F' "&4Õ" Õ * *( &4,
# 4R9 #$% 4( /Ç9 * #2" "6() (&* "&Ð' "4Ò( #&Õ *
9(&, &J() )4= # (, Q Ë+ &4 ?F# Þ(& ] 2 "4Õ" /4(
=( Ç% "= (( A= #&>( #F# #$% 4( "&%2# 7' "4Õ" /4( q b(v=
# #&x#c * 7' "4Õ" /4( r b9(&c.
ThiÕt Õ %'t
N)6*4 A# (Ð( /># "0#, #2" #`( #&Þ% 9J 9^( %( /6 "4
">() ()=() &6# /6 2 #& "@9 #h= "4 ">() (), &6# /6
9J 9^( (k" #() #h= &%(). l4 74 #2" "6() Õ" #$% ] "A=
]( )4(, &4 /Ç9 " "( i(& #2", "4 ">() /Ç9 #64 (&
" *6 9" ( #h= #2" Ò '&;= (&Þ' /Ç9. T() &' 2 #&
"@9 &J() 4Õ" #&;(& ?F#, BS55!-1:e!!! 4Õ( ()&Þ "Þ #&
"@9 * 1!!99 ";(& "n 9" #2".
C$% 4( #&Þ% (Ð( %( '&4 # 4R9 "= Ò & (M()
#&Þ% A# "¹4 #F# 4R9 #8 9J 9^( * A# (Ð( 7( (&$" bBS )>4 *
4R9 "= & (M() #&Þ% A# #0# 2c, ; /0 "¹4 &=4 Ç%. N)6*4 =
#Ç( 4R9 "= D( Þ(& "D() "&R #h= #2".
X¸% ®(nh %hi$u >Ai tÝnh to¸n %R %'t
C&4Ò% /*4 ";(& "6F( #h= #2" &%() #8 4(
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
'&–() &%()c. pÐ" &=4 "() &' * #2" "4Õ" /4( &J() D4 *
#2" F".
4.1.1.1. ;i c$t c tiÕt dii ?14@
- SA *9 4# #h= #2" '&0 "&%2# #&h +Õ% *6 2 9(&λ
#h= (8. l2 9(& #h= 92" #$% 4( # ";(& o() :r
L E =λ
T6() 8: LE - #&4Ò% /*4 ";(& "6F( b&=+ #&4Ò% /*4 &%
&4%cy
- F( ";(&
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
NhËn xÐt : Chi@u Ai tDnh t$'n c- c"u !i6n chZu nÐn
t%$ng tiªu chuÈn BS550U1:2000 ?ín hEn $ víi ? thuPt v c
!I *n Kin &ng c- c'c ?iªn !t ngA( th\c t 4ndt !hung
n;- c]ng
4.1.1.2 ;i c$t c tiÕt dii tuAÕn t%nh thB&
chi7u dµi 0c$t v¸t ?11@
- T6() "4% #&%a( BS 55!-1:e!!! &J() #8 #J() "&# ?F#
Þ(& & #&4Ò% /*4 ";(& "6F( µ 4 74 #2" #8 "4Õ" /4( "&=+
D4.
- T6() TCpgVN qq…-e!!5 74 #2" #8 "4Õ" /4( "&=+ D4
b#2" F"c, #&4Ò% /*4 ";(& "6F( 6 # ";(& "&^6 #J() "&#:
6Šµ.µ1.# br.ec
T6() 8: # - #&4Ò% /*4 &Q(& &>#y
µ - & #&4Ò% /*4 ";(& "6F( (& "6() "() &'"4Õ" /4(
&J() D4y
µ1 - & #&4Ò% /*4 ";(& "6F( D %() "= "&^6() g.‡,
'&0 0# g #h= TCpgVN qq…-e!!5.
NhËn xÐt : B=ng , hH ?Hc c- TCFVN338U2005 %"t
E Ai, !h ' Hng *+c t%$ng nhi@u t%Mng h+, v vËP vi6c x'c
*Znh h6 è chi@u Ai tDnh t$'n KW ung µ th#$ TCFVN338U
2005 ven cXn !h !h_n, ch- gi=i /uPt *+c
- lR "&%Ë( 4 &]( "6() 4# ?F# Þ(& #&4Ò% /*4 ";(& "6F(
#h= #2" #8 "4Õ" /4( "&=+ D4, "F# )4 4Õ( ()&Þ ()4 ># "&=9
&6 * v /0() "*4 4% ‘11’
gA= "&^6 '&]() '&F' ?F# Þ(& #&4Ò% /*4 ";(& "6F( #h=
"n() 6¹( #2" #h= #2" Ë# b#2" #8 (&4Ò% 6¹( &F# (&=% * 94
6¹( #8 "4Õ" /4( &J() D4c.
H>C VIfN : NGUYÔN DUY H¶I – CHXD2005 r‡
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
N
d š
N
4
44
N € (
N € (
N € (
HQ(& r.1G4 v #&4= #2" F" = "&*(& #2" Ë# 74 ( 6¹( #8 #&4Ò% /*4
o() (&=% €( (& &Q(& . LA# "74 &¹( *9 #2" F" 9$" D( Þ(&
* |#, A# "74 &¹( *9 #2" Ë# 9$" D( Þ(& * |#™. u‰ *()
6¹( #&4= #*() 7( "&Q |#™ #*() "4Õ( )Ç( Õ( )4F "Þ #&;(&
?F# * |#. N& Ë+, "= #8 "&R #64 |# * A# "74 &¹( *9 #2" Ë#
(&4Ò% 6¹( 9$" D( Þ(&.pÐ" 6¹( "& 4 #8 #&4Ò% /*4 €(, "4Õ" /4( d4, 9J9^( 4 µ4 * & #&4Ò% /*4 ";(& "6F( #h= #2" F" "&^6 "4Õ"
/4( 4.
V* 4Õ" ¹4 #J() "&# E%^:
( ) 2
2
l
EJ F
i
icr
µ
π =
Tn #J() "&# "( ?F# Þ(& # µ4:
H>C VIfN : NGUYÔN DUY H¶I – CHXD2005 r…
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
2
2
.l F
EJ
cr
i
i
π µ =
C&4Ò% /*4 ";(& "6F( #h= #2" F" "&^6 "4Õ" /4( 4:
64 Š µ4.
BF( ;(&
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
5r9, m!9 5q! 5m!?ee!
Q 4' 7¸t h_# Ok %R %'t EF
T&^6 "*4 4% ‘‡’, v /0() #&]() "Q(& ";(& &%() #8
"4Õ" /4( "&=+ D4 KHITCHE, R &6 F" 92" (&Þ' &%()
"&() )' bLŠ1…9, er9, q!9, qm9c () 74 92" 4Ò% 4(
"4 ">() * &Q(& /F() b#F# &%() # &6 F" 74 )8# /#
9F4 "&=+ D4, * &6 F" \ 92" X() #8 F' A# )48 &F#
(&=%c. T( #] \ 8 = = 2 F" &' w #h= #2", * 2 F" =6
#&6 #F# "4Õ" /4( "&=+ D4 "]() 4 '&X &' 74 4R% =6
9J9^(, "4Õ" 49 Ë" 4% * "&j= 93( #F# +% #Ç% #$% "¹6.
- G>4 &L * #&4Ò% #=6 "4Õ" /4( 7( (&$" "¹4 i(& #2"
&! * #&4Ò% #=6 "4Õ" /4( (&j (&$" "¹4 #&@( #2".
"ˆ γ › Š b&L - &!c€&! * 2 F" #h= #2".
- V74 #F# (&Þ' (&j "n 1…9 "\ ?%(), "D &' "{(& "4 )48
* "D &' 7( &](. B4R% =6 9J 9^( /6 Ë+ #8 &Q(& /¹()
)Ç( '==6^. l2 F" #*() 7( "&Q #*() 4(& "Õ, "%+ (&4( \ #F#
(&Þ' (*+, 9J 9^( Ç% #2" &J() 7( x9, #&4Ò% #=6 "4Õ" /4(
7( (&$" \ Ç% #2" "&() &J() 7( &]( 5!#9, (( R "&j= 93(
#F# +% #Ç% #$% "¹6 #h= #&@( #2", 2 F" γ › &J() (( #&>( 7(
&]( e,!.
- V74 #F# (&Þ' 7( &]( ber9 "\ (c, "D &' "{(& "4 &6¹"
"4 * "D &' 7( &]( "( '&Ç( 7( #F# "4Õ" /4( #2" b"n 6¹( F"
#&@( #2"c. l2 F" "&;#& &' * "n e,! Õ( q,5, (&Þ' #*() 7(
"&Q 2 F" 4(& "Õ (&$" #*() 7(.
4.1.2.2. ¸c #Þnh n$i lFc t%nh t&¸n c'( c$t
P&@( ";#& (24 A# Õ" #$% 74 #F# "() &' "4 ">() * "D
&' "4 ">(). T= "4Õ( &*(& 74 A " )4k' #h= #F# '&Ç( 9Ò9
'&@( ";#& Õ" #$% "&J() /0() &4( (=+ b(& SdP, ETdB,
H>C VIfN : NGUYÔN DUY H¶I – CHXD2005 51
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
T6() 8 : '+ - C() 2 ";(& "6F( #h= Ë" 4%y
S? - WJ%( #&() %( /Z6 4 74 "0# &6Zy
S+ - WJ%( #&() %( /Z6 4 74 "0# +Õ%.
4.1.3.2. ¸c #Þnh diC VIfN : NGUYÔN DUY H¶I – CHXD2005 5q
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
C2" #&Þ% (Ð( * %( "&() Þ '&F &%ˆ Q 9$" D( Þ(&
"D() "&R. V4# 4R9 "= D( Þ(& "D() "&R * ¹" (Õ% # &=4
4Ò% 4( =% # "&6 93(:
- Oo( #&%() # * /6 %( 4
74 "0# &j^:
1≤++ y y
y y
b
L# L#
cy
c
! p
M "
M
M "
P
F br-1!c
T6() 8:|# - A# (Ð(y
W - 9J 9^( 2 Ò( #&() A 6o( ()=(), ?F# Þ(&
"&^6 #J() "&#
br.11c &=+br.1ec 74 6¹4 "4Õ" /4( q, #J() "&# br.e!c
74 6¹4 "4Õ" /4( ry
WLT - 9J 9^( 7( (&$" 4 74 "0# &6Z "( 6¹( L, "]()() 74 Wy
W? - 9J 9^( 7( (&$" 4 74 "0# &6Z "( 6¹( L?, "]()
() 74 P#?y
W+ - 9J 9^( 7( (&$" 4 74 "0# +Õ% "( 6¹( L+, "]()
() 74 P#+y
P#?, P#+ - & (M() #&Þ% (Ð(, ?Ð" 6o( #&i "&^6 "0#&6Z * "0# +Õ%, ?F# Þ(& "&^6 #J() "&# br.e1c 74
"4Õ" /4( 6¹4 1,e,q * #J() "&# br.eec 74 "4Õ" /4(
6¹4 ry
P# - )4F "Þ (&j #h= P#? * P#+y
z? - 9J %( #&() %( *( &4 #h= "4Õ" /4( 4 74
"0# &6Zy
H>C VIfN : NGUYÔN DUY H¶I – CHXD2005 5r
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
? - #&i ?6x( #h= "4Õ" /4( ()=().
l4 74 "4Õ" /4( I "D &' &*( 74 #F(& Ò%:
? Š g€T br.1mc
% Š 1,! T6() 8: g - #&4Ò% #=6 #h= "4Õ" /4( y
T - #&4Ò% /*+ #h= ( #F(&.
‹ H βƒ ?F# Þ(& (& =%:
V74 "4Õ" /4( ()=() 6¹4 1 b/Z6c * 6¹4 e b# #&x#c:
βƒ Š 1
V74 "4Õ" /4( ()=() 6¹4 q b(v= # #&x#c: NÕ% W Š '.z? : βƒ Š z?€ S? br.1‡c
NÕ% W Š '.S?, ^ : βƒ Š S?,^ € S? br.1…c
V74 "4Õ" /4( ()=() 6¹4 r b9(&c:
βƒ Š z?, ^ € S? br.1c
- NÕ% 2 9(& "]() ]() λLT &J() 7( &]( 2 9(&
)474 &¹( λLO b"&^6 () r.qc 74 #X() #() 2 "&4Õ" Õ '+, k# 8
$+ ' (& * '+ * &J() #Ç( 4R9 "= "() &' 6o( /6 6o( (
}9 ?6x(.
,¶n! : / Gi¸ t@( %R Lg ®i 78i th"# h;nh %¸n nãn! 7A
t^ h_# hAn
-25 -:55 -S0
eq5 er5 e55 em5 e‡5 q15 qe5 qq5 qr5 q55r!
!
r1
!
rq
!
rr
!
rm
!
λL
O
q‡,
1
qm,
q
q5,
m
q5,
!
qr,
q
qe,
1
q1,
m
q1,
1
q!,
m
q!,
e
e…,
r
e…,
1
e‡,
r
e‡,
1
em,
5
- N)# ¹4 #() 2 %( ' ";(& "6F( "&^6 #J() "&# br.e!c
v /0() λLT * '+. T= #8 ' Š y E L# L#
y E
p p
p p
−+ 2φ φ br.e!c
H>C VIfN : NGUYÔN DUY H¶I – CHXD2005 5m
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
T6() 8: φLT Š( )
2
2
;2
1
L#
E
E L# y E p
p p
λ
π η =
++
V74 "4Õ" /4( &*( * λLT Ž λLO "&Q ηLT Š !
fI thuËn ti6n ch$ vi6c th\c hAnh tDnh t$'n, cMng *[ uèn K*+c t%- th#$ P+ng 1 Q RhSn phJ lJc 3 c- ?uËn v_n% X¸% ®(nh h¶ nn! %h(u n"n %R %'t %
K& (M() #&Þ% (Ð( #h= #2" P# # ?F# Þ(& (& =% :
- V74 "4Õ" /4( 6¹4 1b/Z6c, 6¹4 eb# #&x#c * 6¹4 q b(v=
# #&x#c:
P# Š d.'# br.e1c
- V74 "4Õ" /4( 6¹4 r b9(&c:P# Š d^ .'# br.eec
T6() 8:
d^ - /4( ";#& &4% /0() #h= "4Õ" /4( /Z6yd - /4( ";#& "4Õ" /4( ()%+(y'# - #() 2 (Ð( #h= "4Õ" /4( "= () "&^6 2
9(& λ * () %$"
#&+ '+ b'# # "= "&^6 P+ng 3 Q RhSn phJ lJc 3#h= %Ë( M(cy '# - )4F "Þ #h= '# ?Ð" Õ( )49 +Õ% #() 2 /6
2 9(& "4Õ" /4(o() & λbd^ €dc!,5y
C() 2 (Ð( '# 74 () #6() D( Þ(& "&^6 "0# "4Õ"
/4( "Q(& *+ "6() () r.r '&0 "&%2# *6 4R% "4Õ" /4( *
Ò /*+ 7( (&$".
,¶n! / hn OoPi ®ên! %on! Õt %3u
K4R% "4Õ" /4(BÒ /*+ 7(
(&$" b99c
"0# %(
f / f / T4Õ" /4( () #F( (8() =c =c
T4Õ" /4( () "¹6 &Q(& ()%24 #c #c
T4Õ" /4( I #F( (8() Ž r!
r!
=c
c
c
#c
H>C VIfN : NGUYÔN DUY H¶I – CHXD2005 5‡
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
T4Õ" /4( H #F( (8() Ž r!
r!
c
#c
#c
/c
T4Õ" /4( I &6# H "D &' &*( Ž r!
r!
c
c
#c
/c T4Õ" /4( L, C * T #F( (8() B$" "0#: #c
- G&4 #&k: V74 Ò /*+ )4= r!99 * 5!99 )4F "Þ #h= '# #8 "&R
$+ "%() Q(& )4= )4F "Þ #h= Ò /*+ Õ( r!99 * &](
r!99 "&^6 )4F "Þ '+ '&X &'.
H>C VIfN : NGUYÔN DUY H¶I – CHXD2005 5…
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
> X¸% ®(nh h9
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
l4 74 #J()-?6( &J() #8 4( Õ" ()=() "%() )4=( 9LT Š1,!!.
l4 74 D( Þ(& &4 %( '&]() "0# &j^, 9? $+ "&^6
() r.m "]() () 74 #&4Ò% /*4 L? &4 ";(& P#?y
l4 74 D( Þ(& &4 %( '&]() "0# +Õ%, 9+ $+ "&^6 ()
r.m "]() () 74 #&4Ò% /*4 L+ &4 ";(& P#+.
H>C VIfN : NGUYÔN DUY H¶I – CHXD2005 m1
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
,¶n! S / H9
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
!
!,r
…
!,r
m
!,r
r
!,r
e
!,r
!
T() &' 4() b#$% 4( )4= #F# 4( Õ" ()=() "%() )4=(c
CF# "() &' 4() CF# "() &' #&%()
9 Š !,
9 Š !,5
H>C VIfN : NGUYÔN DUY H¶I – CHXD2005 mq
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
max
432 1,06,01,02,0 M
M M M " L#
+++=
(&() 9LT max
248,0
M
M
WJ9^( We * Wr * #F# )4F "Þ \
92" '&Ç( " (&Þ', Wq * )4F "Þ \
)4= (&Þ' * W9=? * 9J9^( 9=?
"( 6¹( /Ç9.
9 Š !,5
9 Š !,…
- L? * #&4Ò% /*4 '&Ç( "v )4= #F# 4( Õ" #&() ¹4 %( "&^6
"0# &j^.
- L+ * #&4Ò% /*4 '&Ç( "v )4= #F# 4( Õ" #&() ¹4 %(
"&^6 "0# +Õ%.
4.1.4.2. ;i c$t c tiÕt dii tuAÕn t%nh thB&
chi7u dµi 0c$t v¸t
T6() &%() "&Ð' "4Ò( #&Õ, #2" "&() #8 "4Õ" /4( F". BS55!-1:e!!! #8 #J() "&# 4R9 "= D( Þ(& #&6 "&=(& #8 "4Õ"
/4( "&=+ D4 "%+Õ( ";(& "&^6 #&4Ò% /*4 #$% 4( bTCpgVN
qq…-e!!5 &J() #8c "&^6 #J() "&# =% :
W?4 Ž W4
−
c
c
P
F 1 br.eqc
T6() 8
|# - A# /># "6() "&=(&y
H>C VIfN : NGUYÔN DUY H¶I – CHXD2005 mr
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
Q X¸% ®(nh ®' &¶nh TC
λ TC Š +λ br.emc
T6() 8:
+ Š
5.0
22
2
05.02
1
21
+
+
+
xh
a
h
a
s
s
λ
λ Š y
E
r
L: 2 9(& "&^6 '&]() "0# +Õ%.
= - &6() #F#& "n "0# ";(& "6F( #h= #$% 4( Õ( "0#
#h= 4Ò9 #&Õ
b&Q(& r.5cy
HQ(& r.5
& - &6() #F#& )4= #F# "49 #h= &=4 #F(&y
LE - #&4Ò% /*4 #h= 6¹( #2" b&6# /Ç9cy
+ - F( ;(&
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
"6() 8: /, " - Ò #=6 * /*+ #h= ( 0() /Ç9.
• BÒ /*+ "4 "&4R% R "F(& #&6 #F(& &j4 Þ 6o( "6() 9"
'&–() #h= 0():
K&4 &J() #8 ( "%() )4=( "
345250
y pd y
"6() 8 / * Ò #=6 0()y '+‚ * #() 2 ";(& "6F( #h= Ë"
4% "&Ð' #F(& (Ð(.
BS 55! (% #F# (24 /%() ";(& "6F( /Ç9 (, )9:
- T;(& & (M() #&Þ% 9J9^( #h= "4Õ" /4( y
- T;(& A D( Þ(& #h= 0() /Ç9.
B - Ò 2() ( #F(& y
T - #&4Ò% /*+ #h= ( #F(&
y / - #&4Ò% #=6 #h= ( 0() y
" - #&4Ò% /*+ #h= ( 0() y
g - #&Ò% #=6 #h= "4Õ" /4(.
HQ(& r.m
2 ChJn () #8 A '&0 "&%2# #&"
#& 74 #F# ;#& "&7# &F# *
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
"6() 8 : &94(- #&4Ò% #=6 9 6 #&6 /Ç9 h #() "6()
%"
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
() &' (*+ #&i v /0() &%() #8 /Ç9 )9 92" 2 F" &'
w &](.
- V74 #F# (&Þ' "n er9 #&6 Õ( qm9, 4R9 D4 "4Õ" /4(
&' w "( /Ç9 "&=+ D4 "6() &6() "n !,q5 Õ( !,5 b1€qÕ( 1€e #&4Ò% /*4 /Ç9c, (&Þ' #*() 7( "&Q 4R9 D4 "4Õ"
/4( #*() #8 ?% &7() )Ç( (k" )8# &%(). V74 #F# (&Þ' "( qm9,
v /0() 4R% &%() d„„ &J() #`( &' w, /6 6¹( /Ç9 #8 "4Õ"
/4( "&=+ D4 i9n >Ç& E2F
SA &F# (&=% #] ( )4= /Ç9 "&() * /Ç9 ( * \ #&
2 9(& #h= ( 0(). B( 0() #h= /Ç9 "&() %J( * &F/*+ (( &J() #Ç( #8 ( )4= #. C`( /Ç9 ( "&Q #8 "&R #8
&=+ &J() #8 (, "% 4# "&4Õ" Õ. T&^6 BS 55!, & (M()
#&Þ% 9J 9^( #h= #h= /Ç9 ( &J() #8 ( * '&0 "&%2# *
"i /€" #h= 0() (& =%:
- NÕ% /€" Ž meε b0() /*+, &J() Þ 9$" D( Þ(& /6
#x"c, "&Q & (M() #&Þ% 9J 9^( #h= /Ç9 ( # ";(& (&
H>C VIfN : NGUYÔN DUY H¶I – CHXD2005 ‡1
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
/Ç9 "&Ð' #F( "&J() "&(), 74 * ε Š2
1
275
y P
. T%Mng h+ nAP t%$ng
!hung thÐ ti@n ch !h.ng g9 nªn !h.ng xÐt *n
- NÕ% /€" meε b0() 9j(), #8 "&R 9$" D( Þ(& /6 #x"c"&Q & (M() #&Þ% 9J 9^( #h= /Ç9 ( # ";(& "&^6 92"
"6() #F# '&]() '&F' =%:
(. Khi lFc cXt nhY: LA# #x" | Ž !,mVƒ, 74 Vƒ * # Ò(
#&Þ% 6o( /6 #x"
E. Khi lFc cXt l;n: | !,mVƒ, * 0() #&i "&4Õ" Õ R
#&Þ% A# #x", "&Q #8 "&R ";(& & (M() 9J9^( %( W ‚ "&4( Ò=( "6*( 74 )4 "&4Õ" 9J 9^( %( #&i /6 #F(& #&Þ%, 94 #F(&
# )4 "&4Õ" #&Þ% () %$" Ò% * o() P+.
c. Khi lFc cXt l;n: | !,mVƒ, * 9J 9^( ()6¹4 A# &J()
"
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
"6() 8 ' Š!,m'+ƒ y λƒ Š bP€# "&^6 /Ç9, & (M() #&Þ%
9J9^( WC &J() # (&j &]( 9J9^( %( W "¹4 "4Õ" /4( 8.
X"t t@ên! h_# O]% %t nhq r7 Ž 0WSs
W Ž W# br.qqc
- V74 "4Õ" /4( ()=() 6¹4 1 b/Z6c * 6¹4 e b# #&x#c:
W# Š '+.S br.qrc
- V74 "4Õ" /4( ()=() 6¹4 q b(v= # #&x#c:W# Š '+.z br.q5c &6# #8 "&R /X()
#J() "&#
W# Š '#.S^ br.qmc
- V74 "4Õ" /4( ()=() 6¹4 r b9(&c:
W# Š '+.z^ br.q‡c
T6() 8: '+ - #() 2 ";(& "6F(y S - 9J%( #&() %( /Z6yH>C VIfN : NGUYÔN DUY H¶I – CHXD2005 ‡q
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
S^ - 9J%( #&() %( /Z6 &% &4%y
z - 9J%( #&() %( *( &4y
z^ - 9J %( #&() %( *( &4 &% &4%.
Q X"t t@ên! h_# O]% %t r7 0WSs- B0() "&4Õ" Õ R #&Þ% #x"
S# Ò( #&Þ% 6o( /6 #x" #h= 0() 9j():
VŠVƒŠ /.".
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
K4R9 "= D( Þ(& (& 74 #2" #&Þ% (Ð( %( #8 "4Õ" /4(
&J() D4 b'&Ç( r.r.1 \ "(c.
- Oo( ?%() # * /6 %( 4 74
"0# &j^:
1≤++ y y
y y
b
L# L#
cy
c
! p
M "
M
M "
P
F
Q DÇ& %ã tiÕt >i9n th ®^i tuÕn tÝnh th)o
%hi$u >Ai >Ç& 7¸tVK4R9 "= D( Þ(& (& 74 #2" F" '&Ç( r.r.1 \ "(.
W?4 Ž W4
−
c
c
P
F 1
: Li*n Õt
T6() (&* "&Ð' "4Ò( #&Õ, 94 (4 #F# #$% 4( "¹4 &4( "-
() #&i o() %J(), &Ç% (& &J() /X() 4( Õ" &*( &4( "-
(). K4R% 94 (4 # F' /0() 2() 34 * 94 (4 9" ;#&, #8
& (M() "%+Ò( 9J9^( * A# #x" b&Q(& r.c. lÇ% #F# 6¹(
/Ç9 # &*( †( #F# ( "&Ð' ()=(), )>4 * 9" ;#&.
lR #$% "¹6 94 (4 '&# "¹', "; #&k() *6 #&
9J9^( %( (&j, ; /0 &J()
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
HQ(& r.1! - W4 (4 9" ;#& &=4 6¹( /Ç9
: , t@Ý QuOln! E2F
- V4# "; %J() "( #F# #$% 4( "&Ð' '&4 "%@( "&^6
#F#
-
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
• e / • e / • e /
• 1 , r
g
•1,rg
N
•e/
N
•e/ •e/ • 1 , r
g
HQ(& r.1e- B "; %J() b&6() #F#& 94(c
- •%+ 7# (& =%: CF# %J() (o9 "( 92" () "&–() )>4
* () 4(&. CF# () 4(& (o9 6() 6() 74 74 '&]() #h=A# "F# /0() * /3+ 4(& * %J() )8# 74 '&]() #h= A# * &*()
4(&. K&6() #F#& )4= &=4 %J() #¹(& (&=% * 7# 4(&.
:2 TÝnh to¸n QuOln! E2F
4.3.2.1. Kh+ nZng chÞu cXt c'( Eul=ng
‹ K& (M() #&Þ% #x" #h= %J() "6() "() &' "&J() "&-
() # ";(& o() #J() "&#:
P Š ' . d br.qc
T6() 8: ' - #() 2 #x" #h= %J() $+ "&^6 ()
r.ey
d - /4( ";#& #x" #h= %J().
‹ K&4 94 (4
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
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8/17/2019 [123doc.vn] - luan-van-thac-si-xay-dung-tinh-toan-thiet-ke-khung-thep-tien-che-mot-tang-mot-nhip-theo-tieu-chua…
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
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8/17/2019 [123doc.vn] - luan-van-thac-si-xay-dung-tinh-toan-thiet-ke-khung-thep-tien-che-mot-tang-mot-nhip-theo-tieu-chua…
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
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8/17/2019 [123doc.vn] - luan-van-thac-si-xay-dung-tinh-toan-thiet-ke-khung-thep-tien-che-mot-tang-mot-nhip-theo-tieu-chua…
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
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8/17/2019 [123doc.vn] - luan-van-thac-si-xay-dung-tinh-toan-thiet-ke-khung-thep-tien-che-mot-tang-mot-nhip-theo-tieu-chua…
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
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LUËN V¡N TH¹C Sü Kü THUËT: T.K KHUNG THÐP TIÒN CHÕ 1 TÇNG, 1 NHÞP THEO TC BS-55!
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