70/1000=0.07m
70/1000=0.07m ,0.07*10的负9次方
635879*10=6358790dm
23/10000=0.0023km
0.45/0.001=450um
36*10=360mm ,360/0.001=360000um
8.8*100=880mm
70/1000=0.07m
70/1000=0.07m ,0.07*10的负9次方
635879*10=6358790dm
23/10000=0.0023km
0.45/0.001=450um
36*10=360mm ,360/0.001=360000um
8.8*100=880mm