1742| 3
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高手請進,兩種翻轉機哪種的傳動方式更合理? |
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點評
lz的另外一個帖子在這里:http://e-learninguniversity.com/thread-1017890-1-1.html
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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,浙公網安備33038202004372號 )
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