emergency fan事故风扇
emergencyn.突发事件;紧急状态adj.应急的;紧急的;备用的
emergency net - work应急网络
Emergency-Monitoring应急监测
emergency wooden wedge堵漏木楔
emergency mobilization应急动员
emergency brake switch紧急闸开关,紧急刹车开关
emergency brake system应急制动系
emergency valve piston安全阀活塞
emergency call service紧急呼叫业务
Emergency Fund Request应急经费申请
Emergency Bomb Release紧急投弹