[单选题]NPT5空压机活塞环与槽的侧间隙:()。A .0.25-0.52mmB .0.25-0.65mmC .0.25-0.8mmD .0.25-1.0mm
[单选题]NPT5空压机高压活塞环合口间隙为:()。A .0.35-0.55mmB .0.35-0.65mmC .0.35-0.8mmD .0.35-1.0mm
[单选题]NPT5空压机低压活塞环合口间隙为:()。A .0.25-0.45mmB .0.25-0.6mmC .0.35-0.6mmD .0.35-0.6mm
[单选题]NPT5空压机活塞环与缸接触面不小于:()。A .80%B .85%C .90%D .95%
[填空题] NPT5型空压机低压活塞直径(),行程()。
[单选题]NPT5空压机每个活塞上都装有:()。A .4道活塞环B .5道活塞环C .6道活塞环
[单选题]NPT5空压机活塞拉伤宽度不大于:()。A .20mmB .30mmC .40mmD .50mm
[单选题]NPT5空压机活塞拉伤深度不大于:()。A .0.05mmB .0.1mmC .0.15mm
[问答题] NPT5空压机活塞连杆与气缸如何组装?
[填空题] NPT5型空压机额定转数(),压缩级数()。