911 emergency medical services(EMS)
【运输】紧急连接【物理】紧急耦合
emergency coupling
暂无补充释义。
相关词条
emergency
emergency locator transmitter【航】
emergency rescue fire vehicle【安全】 车辆
detonator, bell signal, emergency signal, blast of the whistle, danger signal, acoustic
Emergency relief
emergency power supply unit
emergency switch