key airport meaning in English

枢纽航空站

These include operations and maintenance services for key airport authority engineering plant and systems such as airfield e & m installations and systems - - airfield lighting , airfield hvlv & emergency power generating systems , aerobridges , preconditioned air systems for planes , trunked mobile radio system , baggage handling system , aircraft parking aids , pumping systems , air - conditioning system in the passenger terminal building , as well as wastewater treatment plant
而服务所涉及的主要设施则包括飞行区照明系统、高低压及紧急供电系统、登机桥、为停于地面的飞机提供预校空气系统、集群流动无线电通话系统、行李处理系统、飞机停泊辅助设施、抽水系统、机场客运大楼空调系统以及污水处理厂。
The full - scale no - notice exercise focused on key airport emergency response management organization and their critical decision thinking process for the response and recovery , and integration of local , state , and federal assets necessary to save lives and protect the public health following major disaster
全面无预警演习重点放在机场应急反应管理组织和他们在反应与恢复时做出关键性决策的思考过程，以及综合当地、州政府、联邦政府的必要资产以用于重大灾难中挽救生命与保护公众健康。