乘务员在开车前必须认真设定列车编组,如果错误输入列车换长,可能造成列车尾部道岔超速。
A. 对
B. 错
乘务员将车速等级选择错误,开车后可能造成运行中超速或限速过低造成晚点。
A. 对
B. 错
按压【查询】+3键,进入“当前揭示查询”界面,查看前方四公里以内的运行揭示。
A. 对
B. 错
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A. He is an officer.
B. It means more money.
C. He fails to become a doctor.
D. He hates his job for its low pay.