?? ????????????????200????
????:1????????:??1960????
2?????
3????????
4????????
5???????498
?????????? ???? ???? ???????????????
??????????????
??????????????????
?????????? 1/25????????????????? ??????????120??20??,??????????????35??????,?????????11???????,????????????????????????????????????????????????????????????????70???????,????200????11?24?????????,???????,????,??????????????????????????????11????????????25?????,??????
?????:??????
?? ????