???2??10? (????????????????????????? ????????????????)???10????,?(1?????28???????2??4??),??,?????????????????????????????????????????????860??????(??)????310?(?,???????????),??????????????????166%?182%?
??“??”(??)??,?????????????????,?????????????????860??(????),??????????66????105????????????????141??;???????????????????????????????????????????????????15????,???
??,???????????????????166%?182%,????227%??????4000??????????,?40%????????
?????????????,?????“??”????????????????????????,????????????????“??????????????????”??,???????
??,?450??,???45%??????????????,??,????????70%?(??) ???:????
????????????????????
????MC?????????????????
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????????!7???????????
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?????11???????????
???:???????????????????
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70???????856?:??????????-?
?????????????????????
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????!?????????????
????:????????10?20?0.6
?????????:????????????
??????7???,??????!
????????????????????
????:????????????????1.10
??????????????????70??
????“?”????????:??????
?????????«????»:?????10%
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