?? ??????? ????????2.2???????
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2???????
3?????????
4???????????
5?700?3????????
?????????????????????1???????????7??? (??????????? ??????????????? ?)?7?????????,???6.8?,??????????????????????2.2???
??,1????????7??????????????9?????????5????,???(??28.50??,??????????????87.45??)????6.8?????,?10????????????????????????????,?????????????????????
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?1500??????????????
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