本文较系统地总结了我国机车信号系统的研究和运用情况。对当前在自动停车设备和机车信号系统发展中有爭议的问题阐明了自己的观点,并提出了建设性的意见和具体措施。 This article systematically summarizes the research and application of locomotive signal system in our country. He expounded his own views on the current controversial issues in the development of automatic parking equipment and locomotive signaling systems and put forward constructive suggestions and specific measures.