查询词典 water pollution

Evaluation index of industrial water pollution are defined based on industrial wastewater emission standards and the emphasis of water control, according to industrial water pollution emissions data of 31 provinces in China impact of water pollution is calculated by the improved entropy method, lead, cyanide and ammonia nitrogen are in the top three on the impact of water pollution, water pollutant index are divided into heavy metals index and composite index by variable cluster.

根据我国工业各行业的排放标准和水污染控制重点，确定了我国工业水污染状况评价指标，采用改进熵权法对我国31个省区工业水污染物的排放数据进行计算，得到工业废水中铅、氰化物、氮氨对水污染影响居于前三位，应用变量聚类将水污染物分成重金属指标和复合指标，通过熵值对全国各地区工业水污染总体状况、重金属指标、复合指标进行排序，得到东部、中部地区是我国工业水污染较严重地区，但两个地区工业水污染原因有较大区别。

But the water pollution in Suzhou is very disproportional with its image both home and abroad. It is very necessary and urgent to protect the water resources, to treat the water pollution and to improve the water environment.

但是，苏州的水环境问题与苏州在国内外的形象极不相称，保护水资源、治理水污染、改善水环境十分必要而紧迫。

Nowadays, water resource shortage and water. pollution facing the whole world have promoted all kinds of technologies study in water pollution control and water reuse. With the economic development, the life standard is improving and the habited circumstance is accelerating in our country.

中文题名一体化复合式膜生物反应器应用于小区污水回用中试研究副题名外文题名 Pilot experimental study on the integrated hybrid membrane bioreactor for domestic wastewater reuse in district 论文作者迟军导师王宝贞学科专业环境工程研究领域\研究方向学位级别博士学位授予单位哈尔滨工业大学学位授予日期2003 论文页码总数148页关键词中空纤维膜膜生物反应器污水处理馆藏号BSLW /2003 /X703 /46 世界范围的水环境污染和水资源短缺，使人类积极地寻求各种水污染控制技术及水回用技术。

In consideration of the indeterminateness in spacetime distribution and pollution sources of sudden water pollution and on the basis of the time effectiveness of pollution control and remediation and the principle of decrease of pollution losses to a minimum, an analysis was made of the present situation of pollution accidents by flexible description of the pollution information, realizing a highly efficient simulation of the impacts of sudden pollution in rivers.

根据水污染事故发生、发展具有诸多时空和污染源类型不确定性的特点，以及污染事故控制与处理的时效性和最大限度减少损失的原则，采用弹性组织出事现场信息的方法，分析污染事故的基本状况，实现河流水污染突发事故影响状况的高效模拟。将GIS与水污染模型技术相结合，开发了适合长江三峡水环境决策管理的水污染事故模拟子系统。

We are trained as senior engineering technicians with the knowledge in anti-pollution of water, gas, sound, solid waste, pollution control, water supply and drainage works, water pollution control and planning and protection of water resources for cities and towns, who are able to be engaged in the aspects of planning, design, management, education, and research and development for environmental engineering.

本专业通过学习物理化学、工程力学、工程制图、微生物学、水力学、环境监测、固体废弃物处理与处置、大气污染控制等环境工程学科的基本理论、基本知识，培养具备城市和城镇水、气、声、固体废物等污染防治和给排水工程、水污染控制规划和水资源保护等方面的知识，能从事规划、设计、管理、教育和研究开发方面工作的环境工程高级工程技术人才。

The equivalent standard pollution loadings were compared among different rigions, the results indicated that the water pollution threaten caused by agricultural non-point source pollution was more serious in the south of Jiangsu province and in Nantong than in the other rigions;The equivalentStandard pollution loading rates of different agricultural non-point source pollution in different regions were analysised by clustering analysis method,and the results indicated that Nanjing、 Wuxi、 Zhenjiang and Changzhou were polluted mainly by domestic living pollution;Xuzhou、 Suqian、 Taizhou、 Yancheng、 Lianyungang、 Huaian and Nantong were polluted mainly by chemical fertilizer pollution; Suzhou and Yangzhou were polluted corresponsively by animals feces pollution 、 domestic living pollution、 chemical fertilizer pollution and fish breeding pond pollution.

对各地区的等标污染指数进行比较，发现农业非点源污染对水环境造成的威胁苏南地区和南通明显高于其它苏中、苏北地区；对各个市各非点源污染源的污染负荷率进行聚类分析，发现南京、无锡、镇江、常州以生活污染为主；徐州、宿迁、泰州、盐城、连云港、淮安、南通以化肥污染为主；苏州、扬州两地畜禽粪便污染、生活污染、化肥污染和精养鱼塘污染均占一定的比例。

Based on GIS and water pollution model, the paper discusses sulfured pollution in Yellow River, analyses diffusion equation of sulfured pollution, implements visible presentation, provides a new method for water pollution control and management.

本文以黄河某河段的硫化物污染为例，基于GIS技术和水环境数值模拟方程，研究污染物在水环境中的运移扩散规律，并实现污染物扩散的可视化表达，探索污染控制和治理的新方法。

So this paper analyze characteristic of sudden water pollution accident, and discuss the problem of ecological compensation legislation of sudden water pollution accident in our country. According to this analysis, we educe the proposition of ecological compensation legislation of sudden water pollution accident in our country.

本文分析了突发性水污染事件的特点和我国现行法律制度中对突发性水污染事件的生态补偿规定存在的问题，进而提出了建立突发性水污染事件生态补偿机制的立法构想。

Therefore, it will help to resolve the water pollution discordance. On the basis of assessing economic loss due to water pollution, this paper employed water environment model to describe the spatial impact of pollutant discharge in rivers. In consideration of the environmental and economic effects of pollutant discharge, a theoretical model for water pollution compensation in rivers was proposed, with its basic characteristics, processing methods and application conditions discussed in the paper.

在水污染经济损失评估的基础上，以河流为研究对象，采用水环境数学模型的方法描述了污染物排放的空间影响关系，进而把超量排放的环境影响与经济影响联系起来，对模型的基本特征、处理方法和应用范围进行了讨论，并且以太湖流域范围内的京杭运河为例进行实证研究，得到了河流水污染损失补偿的数学模型。

In this paper, an attempt is made to predict the applied prospects of reed at water-lever-fluctuating Zone in the Three Gorges Reservoir Region by analyzing the present situation, in other words, reed may prevent water erosion, eutrophication in water, heavy metal pollution, solid castoff pollution, garbage infiltration and water pollution, the overrunning of algae and so on.

本文通过分析三峡库区消落带的生态环境问题，预测了芦苇在库区的应用前景，即可防止水土流失、水体富营养化、重金属污染、固体废弃物污染、垃圾渗漏液污染和藻类爆发等问题。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。