??????2????????????????19????(????)???,?????????????2????????18????????,?????????????,?25%?,???4???????????2??????
??,???????????????????,???,????????????????????????????,????10%??,???????????????????????????????????????????????????,??,?????????25%?????
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??????????172?4.9???36.7?
??????:??2??6??????????
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“???”?“???”,?????????????
???????????10????????
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??????0.7%???0.8%
???:????????????????
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?????????,??????????40??
?????????????????7???
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????????10?50????????
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