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多选题 What are the influences of thick snow on metro operation? ( )

A. Thick snow may cause crowded stations

B. Thick snow may cause longer waits between trains

C. Thick snow may cause suspended ground rail service

D. Thick snow can fasten metro transportation

学科:[共享课]城市轨道交通客运服务英语

时间:2025-06-16 00:15:32

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