Using the day-to-day observation data of seven stations in the outskirts of Zhengzhou in 2006,the spatial and temporal distribution characteristics of PM10,SO2 and NO2 are analyzed,and the correlation between main pollutants and meteorological condition is also summarized.
选用郑州市城郊7个代表站2006年可吸入颗粒物PM10、二氧化硫和二氧化氮等主要污染物逐日浓度监测资料,分析了郑州市这3种主要空气污染物的时空分布特征及其与气象条件的相关性,并利用2001-2006年均浓度资料分析了主要污染物浓度的变化趋势。
The seasonal change characteristics of main pollutants including COD(cr),BOD5,NO3-N,NO2-N and volatile hydrozybenzene in the surface water of Zhuozhang River Valley in Shanxi were studied by water samples from 21 monitoring sections in low-flow period(May),high-flow period(August)and mean-flow period(October) from 1996 to 2000.
通过对浊漳河流域1996年～2000年21个监测断面的枯水期(5月)、丰水期(8月)和平水期(10月)地表水采样分析,研究了主要污染物CODcr、BOD5、NO3-N、NO2-N和挥发酚的季节动态变化特征。
By using the environmental monitoring data of late years, this paper expounds the varying tendency be-tween environmental indexes of main pollutants and discharge capacity of pollution sources in Taiyuan reach of Fenhe Riv-er, and makes preliminary analysis of relativity between ihem.
利用近年来的监测数据阐明汾河太原段污染现状及其主要污染物环境指标与污染源排放量的变化趋势,并对二者相关性进行初步分析,应用秩相关系数法对其作出进一步分析和检验,明确得出两者显著相关的结论,为汾河太原段污染治理提供科学依据。
The main pollution sources include: slag, sewage water, smoke, and tail gas.
主要污染物有矿渣，污水，烟气、尾气等。
Primary Pollutant Discharge by Region
各地区主要污染物排放情况
Consideration and Suggestions for the Discharge of Major Pollutants in Jixi District
鸡西市主要污染物减排的现状及对策
Study on the Primary Contaminations and Their Pollution Characteristic in Total Suspended Particles(TSP) of Urumqi and Changji Area, China;
乌昌地区大气颗粒物中主要污染物的监测与其污染特征的探讨
The major pollutant is TSP, now at air pollution tail gas style of motor vehicle has replaced coal soot style.
主要污染物是TSP，空气污染已由煤烟型向机动车尾气型转化。
Study on Estimation of Emission Capacity about Control Units Around Jiaozhou Bay in Qingdao
青岛市环胶州湾污染控制单元主要污染物排放容量估算
Analysis of main pollutants in marine animals in Zhoushan Port sea area
舟山港海域海洋生物体内主要污染物分析
Discharge Amount of key Pollutants in Exhaust Emission in Recent Years in the Whole Country Unit: 10 thousand tons
全国近年废气中主要污染物排放量 单位:万吨
The Distributions of the Major Pollutants and Assessment of Environment Quality in the Guangzhou Sea Area;
广州海域主要污染物的分布与环境质量评价
Researchs on the Main Pollutants and Its Emission of Indoor Air in Nanchang;
南昌市室内空气主要污染物及其扩散规律研究
Study on Method for Rapid Determination of Formaldehyde Gas in Indoor Air Pollutants;
室内空气主要污染物甲醛的快速检测方法研究
Major Pollutants Forecast in the Air of Baotou City;
包头市空气中主要污染物预测预报研究
Analysis of Regularity of Concentration Change Caused by Main Environmental Air Pollutants in Shangqiu City;
商丘市环境空气主要污染物浓度变化规律试析
Season Change Characteristics of Main Pollutants in Surface Water of Zhuozhang River Basin.;
浊漳河流域地表水主要污染物季节变化特征
Five main classes of pollutants are emitted into our air by a variety of sources.
从各种污染源中排放到空气中的污染物主要有五种。
Total air pollutant emission control planning is a major urban environmental management approach.
大气污染物总量控制是控制城市大气环境污染主要管理手段。
Study on Main Gaseous Pollutants in Beijing and Tianjin Areas
京津地区大气中主要气体污染物的研究
Study on the Effect of Lead Pollution in Soil on Main Crops of China;
土壤铅污染对我国主要农作物影响的研究