?? “??”????? ????????????
????:1?????????:????????
2?????600?????
3??????
4???????
5????????
?10????27??????? (??? ??????????????)?27??,????20??“???????”(?????)?10?????40????????????,??????????????9??(23????/??),??990???
??,“?”?,???????????“??????????”????????,27??????~30???,???;28????????~30??,??????
??????27??????10?(???)??,???“????”?????,??????????27?28?????,????????4.0~6.0???????????????????????????????3.0~4.0????????????????????????????????????????????????????2.0~3.0????????(???) ??:???