动车组机械师考试CRH1型动车组机械师单项选择题每日一练(2018.12.10)

A.X1和X2
B.X3和X4
C.X5和X6
D.X6和X7

A.8
B.10
C.16
D.20

A.400
B.876
C.900
D.1650

A.闪烁
B.不亮
C.闪烁
D.亮

A.司机室释放按钮
B.边门本地操作开关
C.监控室IDU
D.110V电气柜空开