正确绘制化工机械组合体视图在工程制图学习中具有重要作用。
It is very important to paint the view of the assembly of chemical industrial mechanism during the process of the study of engineering drawing.
正确绘制化工机械组合体视图在工程制图学习中具有重要作用。
It is very important to paint the view of the assembly of chemical industrial mechanism during the process of the study of engineering drawing.
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