Traffic signal lights, in this modern society with developed traffic, traffic lights are gradually popularized. They provide an important guarantee for our traffic safety, and it also brings convenience for people to drive vehicles. In order to be able to understand the knowledge of traffic lights To get a better spread, what are the functions of traffic lights?
traffic light.
1 Motor vehicle signal light: a group of signal lights composed of three geometrically separated unpatterned circular units of red, yellow, and green to guide the passage of motor vehicles.
2 Non-motorized vehicle signal lights: a set of signal lights composed of three geometrically separated circular units with bicycle patterns inside, which guide the passage of non-motorized vehicles; (Note: the left-turn non-motorized vehicle signal lights are composed of red A set of signal lights composed of circular units with bicycles and left arrow patterns in three geometric positions separated by, yellow and green, guiding the passage of non-motorized vehicles turning left.
3 pedestrian crossing signal lights: a set of signal lights composed of geometrically separated units with red pedestrian standing patterns and green pedestrian walking patterns to guide pedestrians.
