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剪刀叉升降機推力計算,準(zhǔn)備采用絲桿滑塊,貨物1000kg,這個推力怎么計算需要多大.... |
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Archiver|手機版|小黑屋|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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