?? ???????????“????”???
????:1????????????:?????
2?????vx
3????????
4?????????
5???????????
?????6?????????24????? (???? ??)?????????????????“????”???????“??????”???24????????????????????????
????????????????????????????
????????61?590????????????,????,??????????190????????183???????????30???????????
??????“?????????”????????????????,????18???????,??11?????????????,?????????????????????????????????????????????????????????????????????/???????;???????????7???????,???????????(??????)???????????????????????????????????
??????,????20???????????10??????????23???????2???3????,?22????????????????????????,30????95%,20????40%????????15???????,?????18????18??
??????“???????????????????????????????”??,??????,?“?????”??????,????????????“??????????????????”????,????????????“??”??????,????????????,???,?????????(?????????) ???:????????