We describe the basic situation of lakes (reservoirs), rivers, groundwater and marine water in China, including the numbers, the sizes, and distributions, etc. On this basis, we summarize the pollution status of the corresponding water bodies. This can provide a background information for the ...
织物防水透湿整理技术近况(二)%Current Situation of Water Repellent and Moisture Permeable Finish (Ⅱ) 喜欢 0 阅读量: 55 作者: 杨栋樑 摘要: 防水透湿织物是近20～30年来陆续开发的高附加值产品之一.制造防水透湿织物的方法一般有高密织物路线和涂层整理路线.文章介绍防水透湿织物的开发过程,性能要求,防水透湿...
Based on the project of Demonstration Research on Point Source Pollution Control of the DownstreaM Watershed of New Chaobai River, this paper selects the Baodi District section in the watershed as the object of study and conducts sampling and analysis on the water body in this section of watershe...
According to the status of water pollution in Weihe River basin,this article analyzed the reasons of the pollution and the impact on the ecological environment of Wei River.Aimed at the comprehensive treatments of water pollution in Wei River reach of Shannxi Province,we put forward the measures ...
沧州深层地下水水质现状及应用对策Currentsituationofwaterqualitydeepgroundwaterandapplication 系统标签: 地下水水质深层沧州cangzhougroundwater 水CHINAWATERRESOURCES 增刊 水 沧州地处河北省东南部,地表水 资源比较匮乏,加上近几年降水量偏 少,上游地区对河道径流的开发利用 大,进入沧州境内的径流量逐年减 少,水污染程...
Earth Day was originally aimed at helping the public to know the current situation of air andwater pollution and(get) people to care about the earth. 相关知识点: 试题来源: 解析 getting句意:Earth Day 最初旨在帮助大众了解目前的空气和水污染状况,让人们关注地球。分析句子结构可知,空处应与前面的 ...
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Other innovative technologies are also under development in Japan to reduce the cost and energy involved in water reclamation. This paper introduces the history, current situation, and future perspectives of water reclamation and reuse in Japan....
Reservoir,the conflict between watershed development of land resource and reservoir water quality protection was moderated.The lake water quality is changing from rapid deterioration to steady improvement,which provides an effective way for reservoir water environment protection in hilly region of south-...
2) water pollution present conditions 水污染现状 1. This article puts forward an assessment system for water pollution present conditions indicators of Meijiang river, creats an assessment formuia, gives grade standards, based on the monitor result of water quality, analyses and assesses water ...