3245| 5
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螺旋定量下料 |
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點(diǎn)評(píng)
齒輪或者同步帶傳動(dòng)可以依靠減速傳動(dòng)增加扭矩,。
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小黑屋|手機(jī)版|Archiver|機(jī)械社區(qū) ( 京ICP備10217105號(hào)-1,,京ICP證050210號(hào),浙公網(wǎng)安備33038202004372號(hào) )
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