单位换算:7.5km=___m;5.85mm=___m;0.068m=___nm;16.4m=___微米;1.8h=___min;45min=___h.

问题描述:

单位换算:7.5km=___m;5.85mm=___m;0.068m=___nm;16.4m=___微米;1.8h=___min;45min=___h.

7.5km=7500m
5.85mm=0.00585m
0.068m=68000000nm
16.4m=16400000微米
1.8h=108min
45min=0.75h
参考:
1 微米=1000 纳米(nm)
1 毫米(mm)= 1000 微米=1000000纳米