????:1?????????:?????

2?????800

3???100????

4???????????????

5???????????

???????????????12???????12? (?)??????????????????????????……???????????12??,????????

12??????12??,????????????,??????????????????????????????????? ??

?????????????????38???42????????,??????????“?????????????????????????????????”???,???????,??????????????????

???????,???????????????????????????????????????????20????300???????????,?????

????????????????,200?????????????14?,???????????????????,?????????“????”??

?????,???????????????????????????????????,?????????????????????,?????????????,???(????????????????)

???:?????