?? ????????????:???42.9???? ???4.32?
????:1???????????:???95??
2??????????
3??????????
4??????
5?????680?24???
???9??????30??????? ???????30???????“????”??????????,????,??????,?42.9?????????????????4.32??,??16.8%?????17.1%,?2019???????????,????,????,??????????????????????,?????????????????????????
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