????:1???????200??:????????

2????????

3???????????

4????????

5????????

???? ???????????? ?????????????? ????????

???75???

????????????

6? ????

?????? 1/5

10????????????19?,??75?????????????????“???????”?????10?????,????????????75??,???????????????????,???????1949????1983?????“????A??”?????????

?????:???

???? ????????????????????????