... 信号代码书 signal code book 信号旗桁 signal yard 蒸汽散热器 steam radiator ...
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... signal winding 控制绕组 signal yard 信号桁 signal α α信号 ...
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This paper introduces the structural features and functions of JWT-type cab radio signal within hump yard, field application of its measure method and maintenance are introduced .
介绍了JWT型驼峰无线机车信号系统构成特点及功能，讲述了它在现场应用中的检测方法与维护。
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