()(17)()()()()()(=)() ()() ()()() () 17

()()()()()(()()(

() 19(1642)(1700) ()()(()= ()()

()()

4(1857)9(1826)200085000 1095118310148113503613443814

()()()()(8090)

(1836)()()()(=)(=)()()()

1618 162620 163116421643 1661 169765

17024 1716 1764 178223006000 1824183630() ()() ()()(())() 17()()() ()(17)

16011400kg40t 60239760037420010041431001715(5)()()()()()()()()()()()()() 1) 2) (1)(a) () ()(b) ((18)()()()()(c) ()(d) ()( (2)(a) (b) ()(c) ()(a) (b) ()()()()(3)(a) ()()()(b) ()()()()

(4) ()(a) ()7.()(b) 8.()()(5)()

9. ()(18)(a) (1819)

()(10.)(17)(a) ()1719

1842()