基本原则法国国铁在时速200公里的高速铁路上使用的信号系统,是直接从普通色灯显示闭塞系统中发展而来,它与普通色灯显示闭塞系统的主要区别是增加了以下功能: 1.预告性能。在前方信号前,控制盘上可显示绿灯闪光。2.用灯标装置重复显示信号,而不用接触灯泡。当列车时速超过160公里时,此装 Fundamental Principles The signal system used by the French state-owned high-speed railways at a speed of 200 kilometers per hour is developed directly from the ordinary color light display blocking system. The main difference between the color light display blocking system and the ordinary color light display system is that the following functions are added: Predict performance. In front of the signal, the control panel can display a green light flash. 2. Use the beacon device to repeat the signal without touching the lamp. When the train speed exceeds 160 kilometers, this equipment