本文阐述了新与旧国家标准《机械制图》中有关简化画法和规定画法的区别。
In this paper, we expounded the difference about simplified drawing and stipulative drawingbetween new and old state criterions.
本文阐述了新与旧国家标准《机械制图》中有关简化画法和规定画法的区别。
In this paper, we expounded the difference about simplified drawing and stipulative drawingbetween new and old state criterions.
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