???????????????????????????20??????6????19???????????,??????50????????270????????????????????????????20??,??????????

???????2003??????????,??????90???5000?????9000?,??150??,???????300????,??100?????????????????,?????

(?????????? ????????)

????????:?????????????????????????????

“???????150?”_????

?? ???????????20???????? 270?

????:1????????150?:????95???

2????????600

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

4?????

5?????????

???????????????????????????20??????6????19???????????,??????50????????270????????????????????????????20??,??????????

???????2003??????????,??????90???5000?????9000?,??150??,???????300????,??100?????????????????,?????

(?????????? ????????)

????????:?????????????????????????????