? ???????????52??????????

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??6?????????15? (?? ?)???????15??,??14?????????20?,??9.52??;??????6853.28??????,????143.84??;???52?????????,?22?,??536??????,??6.93???

?,9??????8?????????15?6?,??64?????(????)515?100????,??????????16???(??????????)97??250??,3??(??????????)4??500??

9??,??????????4?12??11??????16??????????40?????,?????0??3.13??,?0.36??5.32??????????14??????6?15?6??,????2??6???????4??6??,?????0.12??1.06??,??0.84???????3.23????

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??14?9??,?????????????????????????,????????????????????6????,??;???????,???????

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