3/4英寸怎么换算成毫米,是多少?能说明白一点换算的过程吗?
问题描述:
3/4英寸怎么换算成毫米,是多少?能说明白一点换算的过程吗?
答
1英寸=25.4mm
25.4x3/4=19.05mm
3/4英寸怎么换算成毫米,是多少?能说明白一点换算的过程吗?
1英寸=25.4mm
25.4x3/4=19.05mm