5117| 24
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直徑40 長度1086mm的細長軸,截成兩半后用聯軸器連上,會有提升嗎? |
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點評
這種結構又怎么的了,你跟同事說話就像你發帖似的,人緣怎么樣
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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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