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請問最完整最合理的力學性能分類如何做?上述四性能維度和24指標如何?感覺減摩性(F |
Archiver|手機版|小黑屋|機械社區 ( 京ICP備10217105號-1,京ICP證050210號,浙公網安備33038202004372號 )
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