搜题

109型分配阀的功用:一是受电空制动器的控制,根据制动管压力增减的变化,控制()的制动或缓解;

其它知识 2023-06-08

109型分配阀的功用:一是受电空制动器的控制,根据制动管压力增减的变化,控制()的制动或缓解;

A.全列车

B.车辆

C.机车

D.列车管



参考答案:

A

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