污染源分布

研究莒县农村饮用水中重金属含量的分布特点及其与工业污染源分布及重金属排放情况的关系。

Study the relation of heavy metal content and industry distribution . 3 .

分析了大气边界层扩散条件、大气污染源分布及预测、大气污染现状。

The paper analyses the diffusion conditions of air boundary layers , the distribution and forecast of source air pollution and the current situation of air pollution .

按照研究水域的功能区划和污染源分布与削减状况，分析并确定重点治理污染源，制定总量控制方案。

According to the water functional division and pollution source distribution and reduction , the major pollution source were analyzed and defined and the total amount control plans were presented .

目的根据区域大气污染源分布研究确定区域大气污染物历史暴露浓度，确定健康调查工作范围。

Objective To study distribution of air pollution source , determine the historical exposure concentration of air pollution in the region , and assure the work scope of health investigation .

结合GIS技术分析面污染源的分布区域；

Use the GIS to analyse the range of area-source pollution .

由于污染源空间分布的差异，西部海域水体污染较为严重，为IV级水质；

The pollution in the western coast was serious and the water quality was class ⅳ .

胶州湾水域有机农药六六六的污染源及分布

Distribution and Pollution Source of HCH in the Jiaozhou Bay

污染源浓度分布分数阶模型及其解

Fractional model and solution of pollution sources concentration distribution

地下水环境质量的展布特征与区域水文地质条件及污染源的分布具有较好的相关性。

The distribution characteristics of the environmental quality is closely related to its regional hydrological condition and the distribution of contaminant sources .

优化时必须考虑地形和气象特点、污染源的分布和片区的功能特征。再根据片区内主要污染物及源分布确定决策团子。

The factors must be considered in optimization , these are topographic and meteorologic features , pollution sources distribution , and functional characteristics of each zone .

其中，高分辨率的精细城市边界层气象场、细致的城市地理与环境参数、空气污染物输送扩散与大气化学模拟以及交通废气污染源的分布等诸多因子是实施模拟研究的几个重要环节。

Such factors as the meteorological fields ( non hydrostatic closure , strong stability and high resolution ), the simulation of air pollutants ( diffusion , transportation and reaction ) and the distribution of emission sources are the key points of the successful simulation .

分析地形、地貌、区域生态环境、气候等自然因素和城市能源生产与消费、污染源的分布、市场失灵和环境政策等社会经济因素对大气污染的影响。

Analyzed the effects of natural reasons as topography , landforms , regional ecological environment , and the social-economic reasons as the energy producing and consuming , the location of pollutant sources , market failures , and the environmental policy on the atmosphere pollution .

基于1995-2004年长江水质的主要统计数据，对长江流域主要地区水质进行评价，根据污染物在水中的降解方程，利用最大差值法确定污染源主要分布地区。

Based on the data of the Yangtse River water quality during 1995-2004 , we make an assessment on the water quality of the main areas along the Yangtse River . Afterward , we use the maximal difference to confirm the source of pollution through the decomposability equation .

兰州市2000年污染源分担率分布特征分析

Analysis of Share Percentage Distribution Characteristics of Air Pollutant Source in Lanzhou City in 2000

不同行业的污染源排放量分布具有不同的特点，因此采取了区别的监控方法。

The monitoring scheme should change with different sectors because of the specific distribution characteristics of pollutant loads .

污染物浓度分布与污染源的空间分布和排放量密切相关。

The distribution of pollutant concentration is closely correlated to the distribution of pollution source and the discharge of pollutant .

利用遥感影像资料，分析了上海市扬尘污染源的空间分布特征与规律，并计算了上海市主要扬尘源的起尘量。

The article analyzed the spatial distribution features and regularity of fugitive dust source in Shanghai urban district by using remote sensing images .

针对畜禽养殖业污染源排放量分布相对分散的特点，采用分层对称抽样的方法对畜禽养殖业污染源进行总量监控。

As the livestock and poultry pollution load was relatively scattered , the stratified sampling technique was used to assess the total pollutant load .

将分形动力学机制引入地下水污染系统，建立了污染源浓度分布的分数阶对流弥散模型，利用分数阶导数理论采用离散逆Laplace变换技巧及Fox函数给出了模型的精确解。

Model of fractional convection-dispersion of concentration distribution in groundwater pollution system is given . An analytical solution to the above problem is obtained by using fractional calculus theory and the discrete inverse Laplace transform method .

工业区和交通区的TSP浓度高于居住区和文教区，各区不同的污染水平主要取决于各区污染源的分布。

Different pollution levels in each district depends on the distribution of district pollution sources . Industrial area and traffic area TSP mass concentrations are higher than the residential areas and cultural and educational area .

本文通过对某石油化工企业地下水油类污染的调查，对地下水石油污染的特征、污染源空间分布规律、地下水石油类污染机理等方面进行了研究。

A case study from an oil industry area presented by this paper concerning the survey of the petroleum pollution to groundwater , from that the paper researched and summarized characteristic of petroleum pollution , space distribution regularities of pollution source , mechanism of petroleum pollution to groundwater .

在实行总量控制后，以地面浓度估算为基础，考虑到污染源规划布局、经济利益、可行性等因素，对污染源分布规划方案进行适当调整。

After implementation of total pollutant capacity control , the adjustment is made of the pollution source distribution scheme and planning with respect to ground concentration , planned layout of pollution source , economic benefits and scheme feasibility .

通过对潜在污染源及地下水防污性能的分析，研究区污染源的的主要分布地段、地下水防污性能较弱的地段以及污染比较严重的地段均为延河河谷区及其各大支沟的沟谷区。

The potential sources of contamination and groundwater vulnerability analysis , the study area source of pollution in the main distribution area , groundwater vulnerability weak lots and lots of serious pollution for Yanhe valley area and its major branch gully ravine area .

摘要本文根据安徽某地放射性污染调查区的放射性测量和取样分析结果，总结了该地区放射性污染源的空间分布、放射性核素组成等特徵，分析了该区放射性污染源的形成条件。

Based on the radioactive survey and results of sample analysis in certain radioactive-polluted area , Anhui province , the spatial distribution of radioactive pollution source , the composition of radioactive nuclides are summarized , and the formation condition of radioactive pollution source in the investigated area are analysed .