1409| 6
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聚氨酯做機械手夾爪的墊板,抓5kg的物體,請問聚氨酯用多少肖氏硬度? |
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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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