單項選擇題
A.0.1~0.5mm B.0.5~1mm C.0.25~0.75mm D.0.95~1.5mm
A.0.1~0.5mmB.0.001~1mmC.0.3~0.8mmD.0.5~1.5mm
A.2mm B.3mm C.4mm D.5mm
A.20mm B.40mm C.60mm D.80mm
A.4~20mm B.6~30mm C.8~40mm D.10~50mm
A.2mm B.4mm C.6mm D.8mm
A.一 B.三 C.五 D.七
A.二 B.三 C.四 D.五
A.40% B.60% C.80% D.100%
A.20% B.30% C.40% D.50%
A.0.1mm B.0.2mm C.0.3mm D.0.4mm