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畫圖是以2D為準(zhǔn)還是以3D為準(zhǔn)? |
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點(diǎn)評
2D可以清晰表達(dá)尺寸公差,形位公差,表面粗糙度,熱處理等等。你說的尺寸公差,、形位公差,、粗糙度、熱處理要求等等也可以在3D上體現(xiàn)吧,?,??,?
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