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直徑20,牙長1450的滾珠絲桿,下面一根扁寬型線軌,工作臺1kg,工作物2kg,絲桿可行嗎 |
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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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