emergency bus应急汇流条emergencyn.突发事件；紧急状态adj.应急的；紧急的；备用的Emergency Plant Facilities应急工厂设施Emergency health prevention应急卫生防疫emergency landing procedure应急着陆程序emergency ventilation shaft事故通风井emergency response platform应急平台emergency trip magnet valve紧急脱钩电磁阀Emergency treatment process急救流程Emergency Operating Program紧急操作计划emergency telecommunication应急通信emergency response protocol应急预案