单双线半自动闭塞集中联锁(设置信号员)接发列车作业标准()。A.TB/T1500 B

题型:单项选择题

问题:

单双线半自动闭塞集中联锁(设置信号员)接发列车作业标准()。

A.TB/T1500

B.TB/T1501

C.TB/T1502

D.TB/T1503

考点:助理值班员中级助理值班员中级助理值班员题库
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   1   .

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—    2   .

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   5    .

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— Ok. Let's go.

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