4395| 9
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請問橫向放置電機,通過齒輪傳動帶動絲桿使上方重物垂直上下移動,各方面參數怎么計算 |
點評
渦輪你能帶動蝸桿上下運動?開玩笑吧
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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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