碰撞传感器 meaning in English

crash se or
crash sensor

Electronic crash sensor
电子碰撞传感器
A bump sensor is usually a protruding ring around the robot consisting of two layers
碰撞传感器通常是机器人上一个突出的环，包括两层。
Moreover , it completes the main controlling program and also realizes the clock setting , the keyboard interrupt service subprogram and the detection procedures of infrared and collision sensors
并实现了主控程序及时钟设定、键盘中断服务、红外、碰撞传感器检测等子程序。