查询词典 water pollution

To find out the substitute parameters for pathogenic microorganism warning aiming at potential pathogenic microorganism pollution accidents happened in water environment,the relationships between turbidity ,particle counts and concentration,removal,recovery rate of Giardia cyst and Cryptosporidium oocyst in raw and filtered water are presented.

针对潜在的病原微生物突发性水污染事故，为寻找病原微生物预警替代性指标，重点探讨浑浊度、颗粒计数与原水、过滤水中贾第鞭毛虫孢囊和隐孢子虫卵囊浓度、回收率、去除的关系，认为浑浊度与颗粒计数可以作为水厂处理效果与饮用水受两虫污染的指示指标，并结合水厂的实际情况提出相应的控制方法和建议，指出暴雨时应特别注意两虫的爆发

Suitable to convey clean inflammable, explosive, severely poisonous fluids, and other tluids which permit no seal pollution, li is applied to high -pressure water flooding .conveying water or oil within far distance, butadiene rubber, adding hydrogen refining, platina heavy speed insiallation, etc.

适宜输送不含固体颗粒的易燃、易爆、剧毒的介质和其它要求无泄漏及不允许密封污染的介质。广泛地应用于油田增压注水，高中压远距离输水，输油，高层建筑供水，顺丁橡胶，加氢精制及铂重速装置等。

Let's protect the water from pollution, because we can't live without water.

让一起我们保护被污染的水，因为我们的生活不能没有水。

Based on the routine quality monitoring data of 2004 from the section of Baifa and Baise ,the present situation of water quality in Baise reach of Youjiang river is evaluated by the method of single factor pollution index, and we draw a conclusion through the trend analysis of water conditions from 1999 to 2004 using Spearman's rank correlation coefficient method.

根据百法、百色断面2004年常规水质监测资料，采用单因子污染指数法对右江百色城河段的水质现状进行分析评价，并根据该河段1999年至2004年的监测资料，利用Spearman秩相关系数法进行水质变化趋势分析。

The pollution of heavy metal was different. Concentration of Cu, Zn, Ni, Co were low and Pb, Cd were high, which only can reach the national surface water body quality standard Ⅴ(GB3838-2002).The restes of heavy metal were excelled water body quality standard Ⅱ.

阳离子以钙为主，阴离子以硫酸根为主；重金属中Pb、Cd含量高，各点位平均值仅能达到Ⅴ类水质标准(GB3838-2002)，其余重金属浓度均优于Ⅱ级标准。

This paper introduces the distribution of sampling points and water sample analysis method and analyzes pollution components of N, P and COD in water sample.

介绍了水质采质采样点的分布情况和水样分析方法。对水样中的N、P污染成份及COD进行了分析。

The main works of this paper are as follows:Firstly, general methods of the ground water environment quality assessment are studied, and single factor pollution index method and fuzzy comprehensive evaluation method are applied into the pore-water environmental quality assessment of Kunming basin.

本论文的主要研究工作有：(1)研究了地下水环境质量评价的一般方法，并用单因子法、模糊综合评判法对昆明盆地孔隙水环境质量进行评价。

Its main role is: prevention and remediation of water, air, sound pollution and solid contamination, water supply and sewerage engineering design, the design, research and development of new technology and new equipment.

其任务是掌握水、气、声、固体污染物的防治和治理、给排水工程设计、环境管理与修复以及环保领域新理论、新工艺和新设备的设计、研究和开发。

The AVS-SEM distribution in the sediments of Guanting Reservoir and Yongding River was studied and the metal concentration in the water above the sediments and the pore water was measured. Based on the results, the reaction between the sediments and metal ions were discussed and the heavy metal pollution of the sediments in Guanting Reservoir and Yongding River was evaluated preliminarily.

官厅水库沉积物，由于处于缺氧性环境，沉积物中的酸可挥发性硫化物控制着大多数金属离子在沉积物和孔隙水两相间的分配，本文通过现场采样，分析了官厅水库和永定河沉积物中的AVS—SEM的分布，同时测定了沉积物上覆水以及部分样点的孔隙水中的重金属浓度，探讨了沉积物与重金属离子的作用；并根据采样分析结果对官厅水库及永定河沉积物中的重金属污染做了初步评价。

The warmed water may become a thermal pollution problem in terms of the receiving body of water.

热水可能构成对承受水体的热污染问题。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。