?????????2??7???????? ???“?”???7?????????,??,?3???1200?????230???????,???31?(?????????),???80%?????(??????????)
????:???????????????
????????????????“?3?”
?????????????????“????”
?????????«????»:?????10%
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??????:?????????????
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??????15??????????8???
??????7???,??????!
??????560?????????2000??
????????????????“?3?”
???“??”???????:??????
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??19????????????????????
45????????????????????
??-???????2?????????
????:????????10?20?0.6
???“??”???????:??????
????2016???48.6???????4.3%
???:1-2???????5640????8.6%
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