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??????????5??????????????????????,?????????,???????53%????,?????????????????6500?????????,????“????????????????????????????”???????

??,????????“?????”?????????????????????????????????????,???????????5.38???????????,????1.18????,“??????????????????”??12.41%??????13.84%,61%???????,?????????????“??????”??300????????????10???

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

??,??????,???????????????,????????,???????????????????,????????????????????????????????,????4800??????,??????????25%,???????????????,??????????,????????????????????????,????4.5????????????????(????) ????????:??????????????????????