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当网络系统收到门控器发送的单车车门关闭按钮按下信号时,转发给全列空调系统,全列空调运行

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CR400BF系列动车组停放制动压力传感器无故障且停放制动未隔离,BCU的停放制动状态取信于

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A. See you later
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C. Good evening
D. Good night

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A. The same to you.
B. Thats OK
C. See you.
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