?? 6-9???????????????
????:1?????????:????????
2???????????
3??????150???
4??????150???
5?????????
?1???????????????????5?? ??????,?8??6??,????,???????????????????????????????????????????,??????????1????????,???????????????????????200???
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6-9??????
????,6?9????????????,??????4~6?????????,??????????????????????8???,????????????????????????????4~6???????????????;7??9?,????????????????,????????????????????,???
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1?5???8????????????6??8???,???????????????,?,????????(5.0~8.0????)????????4~6?,????,?6~7???
??(1??5???????????8?????-6?????8????)1??6?8??????7?8?????????,??????????????????????????????????????,??????????,??????(5.0~8.0??)??????????????????????????????????????????????4~6???
??????(1??6???????????8?-7?8??)1?7??????????8?????8???????8?,????????????????????????????????????????,???????????????,????????????????????????????????????????????????????????5~6??
????????(1?7?8????-8?8?) ??????????????????:??