3319| 20
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求助:ADC12壓鑄件螺紋孔滑牙 |
點評
你家不銹鋼打4.8的孔,能攻絲?你真敢說啊,要不是我干了25年,一定給你騙了
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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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