2

191895E.Overton500

20

-

1925GorterGrendel2

1959J.D.Robertsen

1.2.

1970 (Frye)(Edidin)

1972 (Singer)(Nicolson)

1.2.3.

2003

1.A.B.C.D.

A

2.

(1)[B]________________[]__________________(2)[]________(3)________()(4)________(MN)_______________________DEBMM

2060

41. 2.3.**4050.