Main contents include the following items : change analysis of Tianjin raw water quality and division of water quality level; 主要研究内容包括:天津市水源水质变化趋势分析和水质分期;
The pursuit modernization object is to better ecosystem environment. In the paper the present water quality in jiangsu province is analyzed and a new water quality management idea of taking water function division as management way and water environment capacity as control object is advanced. 生态环境改善是现代化所追求的目标,本文对江苏省水质现状进行了分析,提出以水功能区划作为管理手段,以水环境纳污总量作为控制目标的水质管理思路。
The status and pollution characters of soil, irrigation water and air quality in agricultural producing area were analyzed, and a flow chart of division for non-producing area was also given. 本文对我国农产品产地土壤、水和大气的环境污染现状进行了分析和描述,提出了禁产区划分的技术程序。
Based on the water quality monitoring network density of China, the following problems are discussed : ( 1 ) the division of water quality unit region; 在完成中国水质站网规划工作的基础上,对下列问题作了进一步探讨:(1)水质站网规划单元的划分;
In order to meet the requirements of the stringent water quality of Beijing Olympic Games in 2008, and to deal with the latent problems caused by the South to North Water Division Project, related research is necessary to improve and modify the current technologies of water treatment. 为了满足2008年北京奥运会对饮用水的高质量要求及应对南水北调工程可能带来的潜在污染问题,急需开展相关的给水处理研究,对现有制水技术进行提高和改进。