A.0.01mm/100nnn B.0.02mm/200mm C.0.03mm/100mm D.0.03mm/300mm
A.0.0lmn/l00mm B.0.02mm/200mm C.0.03mm/100mm D.0.03rmn/300nlm
A.0.0l B.0.02 C.0.025 D.0.03