7153| 18
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做數(shù)控編程不久,有時(shí)復(fù)雜的圖紙看不透,哪位大俠能否賜教? |
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點(diǎn)評(píng)
看個(gè)人習(xí)慣,買一本印刷本,或下載一本制圖教材學(xué)學(xué)。
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