A.0.1MPa,1MPaB.1MPa,0.1MPaC.0.1MPa,0.1MPaD.以上都不正確
A.1mmB.±1mmC.2mmD.±2mm
A.0.45m3,600kgB.0.45m3,800kgC.0.25m3,600kgD.0.25m3,800kg