Besonderhede van voorbeeld: 167361875349346129

English

In the 1920s, the British railway companies began to colour their distant signal arms yellow to better distinguish them from the red stop signals.

Chinese

1920年代,英国铁路把预告信号臂板(distant signal arm)的颜色由红色改为黄色,其灯光信号也由红色改为黄色,以更好地区分于主体信号臂板的红色。