它比国内外现有的图解法具有制图简单、图线规则、使用方便的优点。

The method has the advantages, over the graphic methods available at home or abroad, of simplicity in drawing, regularity of lines drawn and convenience in use.

youdao

它比国内外现有的图解法具有制图简单、图线规则、使用方便的优点。

The method has the advantages, over the graphic methods available at home or abroad, of simplicity in drawing, regularity of lines drawn and convenience in use.

youdao