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請(qǐng)問模具上的螺釘孔和銷釘孔間距需要標(biāo)公差嗎 |
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點(diǎn)評(píng)
沒標(biāo)還有制圖未注公差默認(rèn)標(biāo)準(zhǔn)規(guī)定在,,
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十分感謝
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