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问题详情

绘图比例取1:50,则实际1m,图纸上应为( )。

A、20mm

B、2mm

C、5mm

D、50mm

时间：2021-07-17 23:18 关键词：水利水电工程高起本工程制图学基础期末考试道路桥梁与渡河工程专升本工程制图Ⅰ 2020级第一学期期末考试期末补考

答案解析

A

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