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2025-02-23 02:08:59 18421

???????????????????“????”??,??,????,??2??????????5????,???

?????????(????????/???????????????????-?)?????,?????????????,??????????????????????????????,????????282.77???,??10Mpa?

??81.52??,????,?????????????????24.1?????,????????????????48.7%(??12????),??47.9%(??11.8??????????????),???????29.1%(??7.2????),???????20%;??8???????????,????30%,????10???

??????,??,????220?,????????????????????????70%,??2027?????,???????,??(???????? ???????? ??????? ??)

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