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- European Regional Air Navigation Plan; 欧洲区域航空计划;
- EANPG European Air Navigation Planning Group 欧洲航行规划小组
- MIDANPIRG Middle East Air Navigation Planning and Implementation Regional Group 中东地区航行规划实施小组
- air navigation plan 导航计划
- Economic forces are reshaping the provision of airports and air navigation services. 经济力量正重塑机场与空中导航服务的组织和操作。
- The Observatory was awarded the ISO 9001:2000 certification for its weather services for international air navigation in 2002. 天文台为国际航空提供的气象服务在2002年起获ISO9001:2000认证。
- Within the framework of the International Civil Aviation Organization, the HKO is the designated meteorological authority in Hong Kong to provide the weather facilities and services for international air navigation. 在国际民用航空组织的架构下,天文台是香港的气象当局,为国际航空提供气象设施及服务。
- ANC ICAO Air Navigation Commission 国际民航组织航行委员会
- Procedures for Air Navigation Services; 空中导航事务程序;
- The air in the garden was warm and fragrant. 花园里的空气一片温馨。
- The archers sent their shafts through the air. 弓箭手向空中射出利箭。
- Civil Air Navigation Services Organisation 民航导航服务组织
- Technical English for air navigation 空中航行专业英语
- Air Navigation Aids and Electronics 航空电子类
- CIIA; International Commission for Air Navigation; 国际航空委员会;
- FANS Future Air Navigation System 未来空中航行系统
- laminar air navigation and antic-ollision [电] 气层航行防撞仪
- Defense Navigation Planning Group 国防导航计划小组
- The lack of air in the room make everyone sniffle. 屋子里空气缺乏,使得每个人都频频吸气。
- During the intermission, let's go out for some fresh air. 幕间休息时,我们出去呼吸呼吸新鲜空气吧。