Cars are fitted with a cellphone-sized device attached to the underside of the dashboard which is activated by the same sensor that triggers the airbag in a crash.
汽车可以在仪表板后面安装一个无绳电话大小的装置，然后由撞车后放出保护气囊的感应器一并带动工作。
2
It registers the severity of the crash by reading the deceleration data from the airbag's sensor.
这个装置可以通过安全气囊感应器上的减速数据记录下车祸的严重程度。
3
This paper simply describes the Infineon KP200 pressure sensor in side crash safety, pedestrian protection and pinch protection application.