![](https://static.youtibao.com/asksite/comm/h5/images/m_q_title.png)
[单选题]
高速铁路当设备发生故障,需在双线区间的一线上道检查、处理设备故障时,本线应封锁、邻线列车限速()
A.80km/h
B.120km/h 160km/
C.200km/h
![](https://static.youtibao.com/asksite/comm/h5/images/m_q_a.png)
C、200km/h
![](https://static.youtibao.com/asksite/comm/h5/images/solist_ts.png)
A.80km/h
B.120km/h 160km/
C.200km/h
C、200km/h
A.50m
B.200m
C.70m
D.100m
A.20
B.23
C.30
D.45
A.20km/h
B.30km/h
C.40km/h
D.50km/h
A.《行车设备检查登记簿》
B.《行车设备施工登记簿》
C.《设备检查记录本》
D.《行车日志本》
A.120
B.140
C.160
D.180