????:1????????:????????

2???????

3????????

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

5???????

??2???????????????8? (?????? ???????)???,??????????????????????????????????????“????”??,????????????????????“???????????”?

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???????8????????,??????7????,??240.9???????????19.28%;????259.2?????????????????????8.18%?

?,????????,??,????

???,???????????????????????,????????????,???????60%???90%?

???????????????? ???????????

?????????????????????,????????????,????????????????????????????,????“?????????????????????????????”?????,????????????????????????????????????????????????????????????

??????,????,16????????5??????????,????,????????“?”,?????(??)

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