4829| 14
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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(píng)
就相當(dāng)于倒0.4x45°,,夾角成90°
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點(diǎn)評(píng)
這個(gè)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(lái)我們加工是用Ф3.2鉆頭
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