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???

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(1)??160?????:

?????????:????????????????????,?????????????????0.45??????????????????????

???????:????????,???????????020????????????????(???????20?),?0.48??????;2040??(??40??),?????0.44?????????????????;40????????????????0.40????????????????

(2)?????160????????????,????????????0.37????

???????:

(1)?????????????160??????:

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(2)???????????160?,???=??????×?????????????????????

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?4??????(??,??160??????,?????10??,???????9.3????;??????????????160???????????12.2???)??????????,??????,???????????????,?(??????),????,?????????2024???????????????

???????????,???????????????????,????????????????,????????(??????),?????????????????????,?????,????????,?????,???

(?????????????? ????????)

??:??????? “????????300”_????

?? ?????????????????4?????!?

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2?????????????

3??????

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

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??????????????????????????(16????????????????),????,??

????,??????2024????(???)?????1000?,????????????????????,????????(???,???????)???????????????,???????

???

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(1)??160?????:

?????????:????????????????????,?????????????????0.45??????????????????????

???????:????????,???????????020????????????????(???????20?),?0.48??????;2040??(??40??),?????0.44?????????????????;40????????????????0.40????????????????

(2)?????160????????????,????????????0.37????

???????:

(1)?????????????160??????:

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?4??????(??,??160??????,?????10??,???????9.3????;??????????????160???????????12.2???)??????????,??????,???????????????,?(??????),????,?????????2024???????????????

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