密耳（=0.001英寸，线径单位文字） 1mil=1/1000inch=0.00254cm=0.0254mm那么1mm= 39.37mil0.1mm=3.937mil0.7mm=27.559milmil转换mm，这样转换就可以了乘以0.0254.1mil=0.0254mm如果满意,谢谢采纳，^☆(∩_∩)☆^
