2413| 5
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盤爪絲杠的熱處理要求,看不懂 |
點評
應該不是不規范,這武重立車的圖紙,我懷疑是舊標準,但是網上找不到
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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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