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

2??????????

3??????150???

4?????????

5??????????

?6?????????????????30????? (? ??????????)30???,?,?????,5?????????????????

??????????????,??????????????????,???????????“?????????”?

6??30????????????,????????????????? ???? ????????

30??????????????????,??,????????????????????????,??????????????

??,??70%,?????????30%?

??,?????????,??????“???”,??????

“???????????,?????????”?????????,?????????????????????????????

?????,?????????????????????????????5???????????????,9???,18????

??????????????11????????????“?”?????????,4??“???????”?

?????????????????????“??????????”?????“???”?,???????“?????????????????????”???(???????)

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