й12??2017??13.53??522?201712?(M2)167.68??8.2%?????0.93.1????????????????徭÷?????ЩM2???μ??δ??????????????



M2??3?



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?????2017M2?μ????????б?е????????????2018??δ??M2δ?????顣




??2017????????M2У????M2á




????????????徭÷?????ЩM2???μ????г???￡?????г????????M2????????仯?????




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2017???徭á??y????Ч??201712???12.7%?13.53???8782?????????




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??2017????????2018???????????????20173.57?20162.5??




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