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3?2023??qt??

4????????????

5?????????

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???????,2023????????????????66.16%,?????????????“????”???????????????????????????????,????,19781995????????,????0.7???????;19962020????????,????1.4???????????????;“??”???,??????,????0.76????????????,??????????????????????

????????,??????,?????????????????4.77???;?1.69???,????22.8%,????1/4;????????????2.39?????????????,????????,????????????5????,????70%?

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