Determination of trace volatile organic sulfur compounds in environmental air by gas chromatography and mass spectrometry coupled preconcentration techniques method;
环境空气中痕量挥发性有机硫监测分析方法研究
Determination of chloroform in environmental air by capillary column GC;
毛细管气相色谱法测定环境空气中的氯仿
Distribution Properties of Benzene Series Compounds in the Environmental Air in the City of Lianyungang;
连云港市环境空气中苯系物的分布特征
The monitoring data of air environment over ten years in Hohhot were analyzed,and the result showed that sulphur dioxide total suspended particle declined,nitrogen dioxide remained steady,and dust was the main pollution factor that influenced the air environment quality of Hohhot.
通过对呼和浩特市10年的环境空气监测数据进行分析,结果表明,二氧化硫、总悬浮颗粒物呈下降趋势,二氧化氮变化不大,尘是影响呼市环境空气质量的主要污染因子,并提出了改善呼市大气环境质量的对策。
The uncertain degree of evaluating fluoride in air environment with electrode is a complicated task in environmental monitoring analysis.
评估用电极法测定环境空气中氟化物的不确定度在环境监测分析中是一个复杂和繁琐的事。
Based on Fuxin 1994～1998 air environmental inspection data, appllying pollution load method andorder related index method, this anicle evaluates Fuxin present situation of air environmental quality, analyses airpollution characters and reason, reveals air pollution change law and tendency and poses Fuxin dominantquestions existing in air environment.
以阜新市1994～1998年环境空气监测数据为基础，应用污染负荷法和秩相关系数法，评价了阜新市环境空气质量现状，分析了环境空气污染特征及其产生原因，揭示了环境空气污染变化规律及其变化趋势，提出了阜新市大气环境存在的主要问题。
Detection of Trimethylamine in Ambient Air by Gas Chromatography;
气相色谱法测定环境空气中三甲胺
Sampling and analytical methodologies for monitoring polycyclic aromatic hydrocarbons in ambient air;
环境空气中多环芳烃的采样与分析技术
Composition and characteristics of VOCs in ambient air in Nanjing;
南京市环境空气中挥发性有机物的组成与特点
Influence of air environment upon electrostatic sand-planting when making coated abrasives;
空气环境对涂附磨具静电植砂影响的研究
Relationship between street corner design in urban plan and urban air environment;
城市街口规划设计与城市空气环境的关系
In the paper,the prevention and control of adverse impacts on the environment induced by such factors as dust,exhausted air,noise,polluted water and waste mucks are presented,with the emphasis being placed on the expatiation on the protection plan for the air environment inside tunnels and on the principle and methods of the air measurement system.
介绍了铁路隧道施工中对环境造成影响的各项因素,主要针对隧道的粉尘、废气、噪音、污水、废碴的防治进行了全面阐述,并重点阐述了隧道内空气环境的保护方案以及空气检测系统的原理和方案,可供隧道工程及环保工作人员参考。
Research on Monitoring Method of Phenylacetate in the Air;
环境空气中苯乙酸监测方法研究
On the basis of monitoring and obtaining a large number of monitoring data on a large scale to density of plant Fluorine content and surrounding air fluoride,it judged synthetically to aluminum smelter for surrounding air fluoride pollute range and degree with fuzzy cluster law.
在对植物含氟量和环境空气氟化物浓度进行大规模监测并获取大量监测数据的基础上,用模糊聚类法对铝厂周围环境氟化物污染范围和程度进行了综合分析评判,根据环境空气氟化物浓度并结合植物含氟量对铝厂周围环境进行了污染分区,客观真实地反映了铝厂周围环境的污染状况。
Total Suspended Particles(TSP) in air was sampled by the big-flux sampler TH-1000,and the inorganic elements,organic carbon and PAHs of TSP were measured by a X-ray fluorescence spectrometer,aorganic carbon analyzer and the GC/MS respectively.
采用TH-1000型大流量TSP采样器,以X射线荧光光谱仪、有机碳测分析仪、GC/MS为测试手段对长春市环境空气中总悬浮颗粒物中的无机元素、有机碳(OC)和多环芳烃(PAHs)进行分析测试。
ambient air quality standard
GB3095-1996环境空气质量标准
portable ambient air analyzer
便携式环境空气分析仪
Ambient air--Determination of dustfall--Gravimetric method
GB/T15265-1994环境空气降尘的测定重量法
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
ECE Statistical Classification of Ambient Air Quality
欧洲经委会环境空气质量统计分类法
esirable range of quality (of the ambient air)
适当环境空气的质量范围
stratified sampling method for assessment of ambient air quality
环境空气质量评定用分层取样法
Standard methods for radon measurement in environmental air
GB/T14582-1993环境空气中氡的标准测量方法
ambient hydrocarbon analyzer
环境空气中碳氢化物含量分析仪
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
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
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
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
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
Air Division [Environmental Protection Department]
空气质素科〔环境保护署〕
Air is the element of man.
空气是人类的生存环境。
Environmental Control of Hospital and Energy Conservation
医院空气空气环境的控制特点与节能
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