5045| 7
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請問已經物料重量,傳輸帶速度,滾筒直徑,計算電機功率和減速機速比 |
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點評
自己動手算吧,我想沒人會閑的沒事花一小時幫你算的。
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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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