A、0.001mm B、0.003mm C、0.03mm D、0.3mm
A、允差为0.05mm B、允差为0.1mm C、允差为0.02mm D、允差为0.0025mm
A、允差为0.1mm B、允差为0.015mm C、允差为0.05mm D、允差为0.025mm