A.¢4.25m,¢4.25m B.¢2mm,¢4.25m C.¢4.25m,¢2mm D.¢2mm,¢2mm
A.0.04mm B.0.01mm C.0.02mm D.0.05mm
A.Ra3.2 B.Ra1.6 C.Ra0.8 D.Ra1.25