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內(nèi)孔倒3-0.4x90°角用什么設(shè)備加工?最小內(nèi)孔為Ф7.6 |
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點(diǎn)評
就相當(dāng)于倒0.4x45°,夾角成90°
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點(diǎn)評
這個圖紙尺寸是我給的不合理,尺寸外圓給小啊,壁厚在2mm左右,原來我們加工是用Ф3.2鉆頭
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