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- European Regional Air Navigation Plan; 欧洲区域航空计划;
- Africa India Ocean Region Air Navigation 非洲与印度洋区域空中导航
- Africa-Indian Ocean Region Air Navigation 非洲-印度洋地区空中导航
- regional air navigation 区域领航
- 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。
- The public can view the Regional Air Quality Index for each monitoring station through the Internet. 公众可在网上检视每个监测站的区域空气质量指数。
- Wen Hu has been working for Eco-Jet, a regional air line, for the last six years. 胡文给生态型喷气式飞机公司（一个区域航线）工作六年之久。
- North America Air Navigation Region 北美空中导航区
- But with the development on the whole, regional air transportation has been ignored to some degree. 但在总体的发展中，一定程度上忽视了支线航空运输的建设和发展。
- It confirms that satellite derived AOT can be very useful in the regional air pollution studies. 最后对北京地区气溶胶、大气污染特征和形成原因进行了分析。
- Middle East Air Navigation Region 中东空中导航区
- South American Air Navigation Region 南美空中导航区
- The Regional Air Pollution Index is monitoring the results, which can advise you on the general level of pollution in the region. 所有监测结果均会以区域空气污染指数显示,用以通知市民整个地区的每日空气污染水平。
- South Atlantic Air Navigation Region 南大西洋空中导航区
- We have placed a cap on power plant emissions to address regional air pollution, which will also reduce greenhouse gases. 为解决区域空气污染问题,我们已经制订发电厂废气排放上限,此举亦有助降低本港温室气体的水平。
- 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。
- The Administration briefed the Panel on the findings of and measures recommended in the study on PRD Regional air quality. 政府当局向事务委员会简述珠江三角洲地区空气质素研究的结果及建议措施。
- Mr.Taylor says regional air quality officials are now just beginning to work with railroads, like Union Pacific, to reduce locomotive emissions. 泰勒先生说地区空气质量管理官员现在开始和联合太平洋等铁路公司合作来减少柴油机车的排放物.
- The color of the sintered well bakeout temperature and is also affected by oxidation or baking regional air quality declines. 这些烧结的颜色不仅施到烘烤温量的感化，而且也施到氧化或烘烤地区边不满气质量回升的感化。
