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??2???10???(??? ?????????)????????“???”???????

????,??????2???????12???????????????????????????????????????????0.01%?0.1%?0.1%?0.2%?0.3%,???????9-30????

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???????????2?????????????15??????????????????0.15%?0.25%?0.4%?0.6%?1%??20-58???

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??,??2??????????????10??????,??650???700??(????????????????????)

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