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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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