电气集中车站按钮帽（牌）的运用与作用陈富厚装设电气集中信号设备的车站，特别是大站控制台，按钮多、到发列车方向多、机车型类多、调车机多，作业繁忙。值班人员在室内操作设备，指挥作业，控制台上若没有明显的标志，将不利作业安全。比如，到发线存有一个列车，或一... Electric centralized station button cap (card) the use and role of Chen Fu thick electrical centralized signal equipment station, especially the large station console, buttons and more to the train direction and more locomotive type, shunting more busy operation . On duty personnel operating equipment indoors, command operations, if there is no obvious sign on the console, will adverse job safety. For example, there is a train to the hairline, or a ...