![](https://static.youtibao.com/asksite/comm/h5/images/m_q_title.png)
[单选题]
轨道作业车在车站停留时间超过()时,在保证人身安全的前提下,值乘人员( 包含轨道作业车各车司机、作业机构操作人员、随车检修人员、指导司机)应下车重点检查走行系统、制动系统、轴箱温度、车钩连结和装载加固等情况,并观察各部有无漏油、漏水、漏风情况。再开车时,应按规定进行制动机简略试验
A.20min
B.10min
C.30min
D.40min
![](https://static.youtibao.com/asksite/comm/h5/images/m_q_a.png)
A、20min
![](https://static.youtibao.com/asksite/comm/h5/images/solist_ts.png)
A.20min
B.10min
C.30min
D.40min
A、20min
A.30km/h
B.15km/h
C.10km/h
D.20km/h
A.落石、倒树
B.小鸟
C.野鸡
D.风沙
A.100
B.200
C.300
D.10
A.20
B.30
C.40
D.50