A.清晰的線條對(duì)應(yīng)的較小鐘點(diǎn)數(shù)乘以10B.清晰的線條對(duì)應(yīng)的較小鐘點(diǎn)數(shù)乘以20C.清晰的線條對(duì)應(yīng)的較小鐘點(diǎn)數(shù)乘以30D.清晰的線條對(duì)應(yīng)的較小鐘點(diǎn)數(shù)乘以60
A.1.348mmB.1.602mmC.7.708mmD.7.332mm
A.8-15B.10-15C.10-20D.15-20