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???,??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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