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计算机联锁车站进行辅助改变运行方向时,需在()倒计时间内重复点击发车辅助按钮。

发布日期:2021-03-22

计算机联锁车站进行辅助改变运行方向时,需在()倒计时间内重复点击发车辅助按钮。
A

12S

B

5S

C

10S

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