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請教大神:M2螺紋孔加工 |
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點評
還想著伸進去? 手伸進去就差不多,看你標的,鉆頭就沒有這么長的
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小黑屋|手機版|Archiver|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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