A.0.5mm B.1.0mm C.1.5mm D.2.0mm E.3.0mm
A.0.5mm~1.0mm B.1.0mm~1.5mm C.1.5mm~2.0mm D.2.0mm~2.5mm E.3.0mm~3.5mm
A.1/5 B.1/4 C.1/3 D.1/2 E.2/3