emergency key应急电键
emergencyn.突发事件;紧急状态adj.应急的;紧急的;备用的
emergency seal assembly紧急密封装置
emergency communication紧急通讯
emergency escape ladder应急梯
Emergency Action Center紧急行动中心(军援司令部情报处)
emergency governor gear危急调速器
emergency steering gear应急操舵机
emergency power package应急电源组
emergency psychological应急心理
emergency exhaust valve应急排气阀
emergency landing strip应急着陆地带