Chinese Train Control System

train protection system

en-GB/t͡ʃaɪˈniːz ˈtɹeɪn kənˈtɹəʊl ˈsɪstəm/
en-US/t͡ʃaɪˈniz ˈtɹeɪn kənˈtɹoʊl ˈsɪstəm/

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train protection system