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2025-02-22 18:23:03 56302

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