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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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