3346| 5
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螺旋定量下料 |
點評
齒輪或者同步帶傳動可以依靠減速傳動增加扭矩。
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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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