東鐵傳統信號源於英國,於70年代開始運作,今天仍作為備用的degrade signal,在正常系統失效時,仍能發揮最基本的保護。
除了一般色燈固定信號外,還會在旁邊有輔助性的顯示,包括英文字母、數字或箭咀等,以表示不同的意思,例如U代表通往上行線、D代表往下行線。
由於平時不易看到這些顯示(等爆鑊時就會有),你又看過了多少種?
除了一般色燈固定信號外,還會在旁邊有輔助性的顯示,包括英文字母、數字或箭咀等,以表示不同的意思,例如U代表通往上行線、D代表往下行線。
由於平時不易看到這些顯示(等爆鑊時就會有),你又看過了多少種?
📎 附加媒體:
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