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- The reference for formulating Chinese environmental quality standards is provided by analyzing the formulating procedure and process on ambient air quality standard in EC. 通过分析欧盟环境空气质量标准的制订过程,为我国环境质量标准的制订提供参考与借鉴。
- We present the National Primary and Second Ambient Air Quality Standards as upper bound guideline. 我们把国家一级和二级环境大气质量标准作为上限控制线。
- For each of these criteria pol-lutants, the administrator must set two standards: primary and secondary ambient air quality standards. 针对这些污染物，决策者必须制定两个标准：初级空气质量标准、。
- Section 109 of the Clean Air Act directed the EPA Administrator to establish national ambient air quality standards (NAAQSs) for air polluants which endanger public health or welfare. 《洁净空气法案》的第109条责令联邦环境保护局局长针对威胁公共健康和公共福利的空气污染制定一个《全国环境空气质量标准》。
- Many people still regard the regulation of these pollutants through the establishment of ambient air quality standards to be the heart of air pollution control in the United States. 对这些污染物的管制，从周边地区空气质量标准的确立到成为美国空气污染管制的中心，许多人都在关注着。
- Comparison of Ambient Air Quality Standard Between China and America 中美两国环境空气质量标准比较
- National Ambient Air Quality Standards 国家环境空气质量标准
- Keywords meteorological effect;ambient air quality standard attainment;synoptic climatological approach; 气象影响;环境空气质量达标;天气气候方法;
- ambient air quality standard 环境空气质量标准
- In establishing national ambient air quality standards, the EPA Administrator is not permitted to consider the feasibility of attaining them 在建立《国家环境空气质量标准》时，环境保护局的局长不允许考虑达到标准的可行性。
- Certain key aspects of abatement planning are best addressed through the use of an ambient air quality model. 消除污染的计划相当关键的方面最好通过应用环境模式来提出。
- The ambient air quality: 90.7% of the bases is at clean level; 9.2% is good,and 0.3% is affected by light pollution. 空气环境质量：90.;7%25的基地处于清洁水平，9
- Results can be widely used in ambient air quality analysis, air quality assessment and forecast of urban areas. 该统计结果可广泛用于城区空气环境质量分析、空气环境质量评价及预测。
- The ambient air quality: 90.7% of the bases is at clean level; 9.2% is good, and 0.3% is affected by light pollution. 空气环境质量：90.;7%25的基地处于清洁水平，9
- The term ambient air quality refers to the quality ofair representatively sampled from an area. 空气质量一词是指一个地区抽样的有代表性的空气质量。
- Certain key aspects of abatement planning are best addressed through the use of an ambient air quality model . 消除污染的计划相当关键的方面最好通过应用环境模式来提出。
- The marine ecological environment, surface water quality and ambient air quality is generally good in the country has a certain advantage. 海洋生态环境、地表水环境质量和环境空气质量总体良好，在全国具有一定的领先优势。
- Aqueous solution is in pulverization while, still can produce a large number of negative oxygen ion, can improve ambient air quality effectively. 水溶液在雾化的同时，还会产生大量负氧离子，可以有效改善环境空气质量。
- Ambient air quality - Diffusive samplers for the determination of concentrations of gases and vapours - Requirements and test methods - Part 1: general requirements. 环境空气质量。测定气体和蒸气浓度的扩散取样机。要求和试验方法。第1部分:一般要求。
