主碰撞传感器
/ˈpɹaɪməɹi ˈkɹaʃ ˈsɛnsə/
n
English: primary crash sensor · 主碰撞传感器
English · primary crash sensorEspañol · sensor de colisión primarioFrançais · détecteur d’impact primaire
释义：Device located at the front of the vehicle, which, in the event of collision, transmits the pulse it receives to the safing sensor.