1.
ambient air quality standard
GB3095-1996环境空气质量标准
2.
portable ambient air analyzer
便携式环境空气分析仪
3.
Ambient air--Determination of dustfall--Gravimetric method
GB/T15265-1994环境空气降尘的测定重量法
4.
air quality-determination of ozone in ambient air-ultraviolet photometric method
环境空气 臭氧的测定 紫外光度法
5.
ECE Statistical Classification of Ambient Air Quality
欧洲经委会环境空气质量统计分类法
6.
esirable range of quality (of the ambient air)
适当环境空气的质量范围
7.
stratified sampling method for assessment of ambient air quality
环境空气质量评定用分层取样法
8.
Standard methods for radon measurement in environmental air
GB/T14582-1993环境空气中氡的标准测量方法
9.
ambient hydrocarbon analyzer
环境空气中碳氢化物含量分析仪
10.
Study on the City Ambient Air Quality and the Assessment Methods;
城市环境空气质量及其评价方法研究
11.
Research on the Technical Criteria for Indoor Air Quality Monitoring;
室内环境空气质量监测技术规范研究
12.
Analysis of Pollution Current Situation about Bap in the Surrounding Air in Tongling City;
铜陵市环境空气苯并(a)芘污染现状分析
13.
Ambient Air-determination of Sulfur Dioxide with M-estimation;
M—估计用于环境空气二氧化硫的测定
14.
Air Pollution of Nitrogen Oxide and Its Control Measures in Kunshan City
昆山环境空气中NO_x的污染及防治浅析
15.
Air Division [Environmental Protection Department]
空气质素科〔环境保护署〕
16.
Air is the element of man.
空气是人类的生存环境。
17.
Environmental Control of Hospital and Energy Conservation
医院空气空气环境的控制特点与节能
18.
Improving Indoor Air Quality and creating green indoor air environment
改善室内空气品质,创造绿色室内空气环境