3923| 14
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軸承有沒有這么用的?在軸上開槽,把軸承外圈坐進去 |
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點評
空心軸里面嵌軸承做什么!
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小黑屋|手機版|Archiver|機械社區(qū) ( 京ICP備10217105號-1,京ICP證050210號,浙公網(wǎng)安備33038202004372號 )
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