??
???,??????4.36??,??,???????????????????????????????????????????1000??????????19%?
????????????,??????5450????????????,?????????????????????????????“??”????,???????????????
??????????,???????????????????????????????????????????????????????,????????,??????????????????????????,????6453???????,????????3.9??????????????
?? ??:??????,??????????“??????????????”??????????????,??,???
??,????1/5?????,???????????????????????????????,????????????????????“?????”?????????,????????????????120????160?????????????????,???????????????8?????????????,??????????????,???????????,??????????????????????24??????????????
??????????? ???????:??,????,?????????????,??1.44???1.85??????,???67%?55%????????????
??941.35????
?????????????,????????,????,?????????941.35????????????,????????????????????????????????????????,?????,?????????????,??????????????
?????????,???????????????????????????7500?,?????????????????5?????90??????????????120?????????????,??????7??????????14????????????,????????
???????,?????????????????????????????????????????????????,??????????????????????????????2????1???????????41101??????????,???
???????????????,???“???”,?????,????????????????????,?????20%?????????????????????????????????????,???98.7??????????????????23.6?????
?????? ???:???????????,??????????321???????,?????????????????????????,???
???????????:????????????????
???????????????????????????????????