污染

Suggestions such as: to strengthen the investigation of pollution of water quality in various areas,to research new problems of pollution such as endocrine disruptor pollution,to strengthen the integrated study of water purification technology,are proposed.

因此 ，我们必须进一步了解饮用水中各种污染物的来源和特性。1 1 无机化合物污染无机化合物污染主要由微量的有毒有害金属与矿物质组成，无机化合物存在于水中主要是工业和农业活动造成的结果

The water retaining capacity decreases with the increasing of diesel content and the decreasing of water bearing capacity and drainable porosity are relatively light. While, all of them reduce notably with the increasing of crude oil.

柴油污染对砂土容水度和给水度影响较小，持水度随含油率升高而减小；原油污染砂土孔隙度、持水度和给水度随含油率升高而减小。

From now on, sewage has been important water source for irrigated district near outskirts of cities, especially droughty territory of north china, where the scarcity of water has been the main factor influencing human lives and economic development there.

然而盲目使用污水进行灌溉会引起各种形式的污染问题，虽然其中某些形式的污染是可以通过污水预处理避免的，如可以通过对污水的二级处理消除污水中的重金属元素等，但是对于如何消除污水中非金属类污染物则比较困难。

The liquid waste that generates to control cultivate birds aquaculture, waste residue and effluvial the pollution to the environment, total bureau of national environmental protection was released " pollutant discharge standard of cultivate birds aquaculture ", begin to administer cultivate birds farm and the contaminative difficult problem that breed an area.

为控制畜禽养殖业产生的废水、废渣和恶臭对环境的污染，国家环境保护总局发布了《畜禽养殖业污染物排放标准》，着手治理畜禽养殖场和养殖区的污染难题。

And some suggestion have been made in the use of Eichhornia Crassipes on water purification.",,"

349，&周元清&，&张丽萍&，&凤眼莲在污水净化作用中的初步探讨&，&The Research on the Function of Eichhorina Crassipes in the Treatment of Wastewater&，&凤眼莲污水净化机制&，&Eichhornia Crassipes Wasterwater Purification mechanism&，&随着经济的发展、工农业废水的排放，水体被大量污染，人们用不同的水生植物来净化污水，但实验结果表明，凤眼莲的根系能吸收有机物及其它物质，形成生物动态平衡，该生物具有耗能少，处理效果好、且美化环境的特点，它在污水净化中效率比较理想，文章综述了凤眼莲对氮、磷、重金属、BOD、COD，PH值及有机物等各类污染物的清除作用及在污染治理中的应用实践，同时对凤眼莲在废水处理和治理方面提出了相应的展望和建议。&，

The results showed that Ficus altissima grew faster than the others but had weak ability to adapt to air pollution; Melaleuca quinquenervia could tolerate air pollution; and Elaeocarpus apiculatus could grow better in habitats with sufficient resource.

结果表明，高山榕生长较快但不能较好地适应大气污染，白千层能抗大气污染，而尖叶杜英更能适应资源丰富的环境条件。

According to the characteristics of the electrocatalysis synthesis process, and based on the causes of ionic membrane pollution, a kind of effective cleaning method in-situ of polluted membrane was presented.

根据电催化合成过程特点，从离子膜被污染的原因分析入手，提出了有效的污染膜原位清洗法。

Copper contaminated soil was selected, Brassica juncea and Elsholtzia splendens plants were used, then simulation experiment, hydroponic culture, column leaching experiment and pot experiment were conducted to study (1) effects of organic chelants on the Cu specition in soil solution and soil soild phase;(2)Effect and mechanism of organic chelants on plant growth and Cu uptake by plant;(3) nutrient addition on plant growth and Cu accumulation;(4) limitation of chelant in soil;(5) Desolving on nutrient and heavy metals in soil and their environmental risk by chelant application and (6) effects of degradable organic chelant and microbial materials on plant growth and phytoremediation efficiency of Cu contaminated soil.

选择铜污染土壤，利用印度芥菜和海州香薷植物，通过室内模拟试验、水培试验、土柱淋溶试验、温室盆栽试验，开展了以下六方面的工作：（1）有机络合剂对土壤铜固-液相形态、浓度变化的影响；（2）有机络合调控对对植物生长与铜吸收的影响及其机理；（3）养分调控对植物生长和铜积累的影响；（4）有机调控剂的作用时限；（5）有机物对土壤养分、重金属的络合溶解和淋溶作用与环境风险；（6）可降解络合剂及微生物菌剂对海州香薷修复污染土壤的效应。

It caused tremendous environmental destruction to public and private assets and it is far more difficult to clean up with traditional endmost disposition.

相比一般的环境污染，它具有危害的严重性及处理的艰巨性，仅用传统的污染末端治理方法，无法从根本上解决问题。

For people who complaining human rights, faky voices, air pollution in Beijing, please wake up and clear your mind, look at canada, CBC never broadcast anything supporting communist;secondly, our Toronto officers allows propane facility built 50 meters away from residents and the blast ruined so many people's house, why don't you say louder on those issues?

给那些抱怨北京人权、噪音好污染的人说，醒醒吧，清醒一下头脑，看看我们自己--加拿大，CBC从来不会报导***的任何好事其次，我们的多伦多**允许在离居民区50米远的区域兴建丙烷场所（注：应该是指有污染的吧，我也不知道具体怎么翻），而且这些气浪毁坏了如此多的居民住房，为什么不对自己的这些事情声音大一点呢

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。