????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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