据报载,目前,北京市区内的39个路口的红绿灯已经安装了新型手动遥控适配装置,值勤交警只需在距离红绿灯 100米的范围内,轻轻地按下手中遥控器的相关铵钮,就可以及时调整红绿灯的灯色。过去由于红绿灯的交替时间是固定的,所以每当遇到特殊情况需要变换灯色时,只能等值勤交警避开来往的车辆、行人走到路边,再 It is reported that at present, 39 traffic lights in the urban area of ​​Beijing have installed a new type of manual remote control adapting device. The duty traffic policeman simply needs to press the relevant ammonium Button, you can promptly adjust the traffic light color. In the past due to the traffic light time is fixed, so whenever there is a special need to change the light color, traffic police can only be equivalent to avoid vehicles coming and going, pedestrians walk to the roadside, and then