鄭州地鐵上崗證考試單項選擇題每日一練(2020.03.04)

A.ATC
B.ATP
C.TCMS
D.TCM

A.K100
B.K102
C.K110
D.A110

A.故障
B.通風模式
C.關閉
D.制冷模式

A.5
B.10
C.15
D.20

A.30S
B.60S
C.90S
D.120S