3603| 7
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一種慣性思維 |
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點評
本帖主要討論如何降低凸輪機構摩擦系數的問題。
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點評
如果你有雅興,請讀《關于周引擎(Zhou Engine)》(https://www.linkedin.com/pulse/%E5%85%B3%E4%BA%8E%E5%91%A8%E5%BC%95%E6%93%8Ezhou-engine-jing-yuan-zhou )。
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小黑屋|手機版|Archiver|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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