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[单选题]
CR400BF系列动车组发生轴温预警级(1级)(2001~2008)故障时,随车机械师若发现轴箱点温超标但可视范围内无异常未伴随其它组合故障,滚动试验无异常后,通知司机限速()km/h维持运行,申请前方站救援。
A.20
B.40
C.80
查看答案
![](https://static.youtibao.com/asksite/comm/h5/images/solist_ts.png)
A.20
B.40
C.80
A.120
B.160
C.200
A.120
B.140
C.200
A.120
B.160
C.200
A.20
B.40
C.80
A.40
B.80
C.120
A.40
B.80
C.120
A.40
B.80
C.120