A、0.1~0.0lmm B、0.25~0.1mm C、0.5~0.25mm D、2~0.5mm
A、為0.25~0.1mm B、為0.5~0.25mm C、為2~0.5mm D、>1mm
A、<80% B、為80%~90% C、為90%~95% D、>90%