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????????????1????????????????18????????(? ??)??????????18??,??,??,????????????27????????????(??????????)100???2000?,???,???703?????1148????????????????????,??????????????????????????????????????????15????????,?????????
??,??????????12?,???????,?????????100%??????????,???????????????????30%?,??????????????????????????10%????????????????????????????????????????,?????????1200???(??????60???????),?1200?(???????????????12?????????),?????????????1.6?(??3???)?
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