單項(xiàng)選擇題
A.260mmB.250mmC.550mmD.500mm
A.2mB.1mC.1.8mD.1.5m
A.2.5B.2.0C.0.5D.3.0
A.3mB.5mC.8mD.6m
A.75mB.250mC.90mD.150m
A.2.4mB.1.74mC.2.0mD.1.5m
A.500mmB.300mmC.200mmD.600mm
A.3.4mB.7.5mC.1.5mD.5.2m
A.12mB.15mC.8mD.10m
A.±2mmB.±5mmC.±3mmD.±4mm
A.3000mmB.2500mmC.3500mmD.3400mm