?? ??????3000??????????????????
????:1???????????:??????
2????????
3???????????
4??????????????
5?????
??????????10???8????????????? (???? ????????????????)??10??????????8??0?,????????????±1100????(??“??”)??????????????3021.5???,??3000?,???????12086??,??????????????30124.35????????????,????536.8?????????????????????,????9.1%???
?????????????????????????????????????? ???????????????,????“?????”?,????,?6??????,???????????????????????3293?,????????????????“?”??“??????”,???????????????,??????????????????????
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?????7?,?????????1100????????????????,???1100??,??,?2.54?????????????,?4???????30???????????????,??13??,???????(??????????)
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