drafting ink 中文意思是什麼
drafting ink
解釋
繪圖墨水-
The appended drawings shall be made in black ink with the aid of drafting instruments. the lines shall be uniformly thick and well - defined, and shall not be altered
附圖應當用制圖工具和黑色墨水繪制,線條應當均勻清晰,並不得塗改。
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