净化城市的污水需要我们很大的努力。
It requires of us great efforts to clarify sewage in cities.
净化城市的大气环境，降低机动车尾气的排放污染是时代赋予的重任。
It is our important duty to decrease vehicles exhausting pollution and purify atmosphere.
另外，楼顶绿化能很好地吸附空气中的悬浮粒子，净化城市空气，美化城市环境。
In addition, the green roof can absorb the airborne particulates, purify urban air, and beautify the urban environment.
“这听起来似乎增加了一个新的(治理人造环境污染)因素，”她补充道，并提到这项以城市灯光对于净化城市夜生活效果为主题的研究。
"This sounds like it adds in a new factor," she added, referring to the research about the impact of city lights on atmospheric cleansing.
我们称之为城市的肺，也给了它‘空气净化器’的昵称。
We call it the city's lung, and have given it the nickname 'the air purifier'.
我们称之为城市的肺，也给了它‘空气净化器’的昵称。
We call it the city's lung, and have given it the nickname ‘the air purifier’.
所以，这就是为什么在前方净化时代，提升人类将发现生活在乡村比城市更为容易的另一个原因。
This is another reason that ascending humans will find it easier to live in the country than the city in the times of cleansing ahead.
提升广告档次，美化了环境，给城市增添几分现代色彩，净化现代大都市中铺天盖地的各类粗化广告。
Enhance advertisement grades, beautify the environment, to the city to add a bit of modern color and purification of modern metropolis, the canopy, all coarsening advertising.
深受“世界上污染最严重的城市”这一头衔困扰的印度首都新德里，最近出台新举措净化空气质量。
India's capital, laboring under the label of being the world's most polluted city, is trying something new to help clean up its air.
AY 11所产絮凝剂对城市生活污水、日用化工厂废水、染料废水等多种废水均有很好的净化、脱色效果。
The flocculant produced by AY11 has an excellent effect in purifying and decoloring various kind of wastewater, such as urban living sewage, daily chemical plant wastewater and dye wastewater, etc.
厨房和浴室排出的水将被仔细地进行净化，重新供给城市使用，因此会比今天城市的用水还干净。
Water from kitchens and bathrooms would be carefully cleaned and recycled to the city. The end result would be purer water than cities have today.
或者城市像纽约一样，净化燃料为建筑供暖或制冷，空气污染也能取得重要改善。
Or, if you have cities like New York, which have cleaned the fuel to heat and cool the buildings in a major way... then you have important improvements in air pollution.
必须净化这些街头。只有烧光所有的疾病，才能拯救我们的城市。烧毁所有的一切。借由火焰的力量，我们才能获得自由。
These streets must be cleansed. To save our city, we must burn away this disease. Every trace of it. Only through the power of fire can we be free.
污水净化厂的运行状况直接影响着城市水环境的好坏。
The operation situation of sewage purification plant influences directly the urban water environment.
抗污染性园林树木能够吸收有害物质、净化大气，有效改善城市环境。
Pollution-resistant garden trees can absorb harmful substances, purify the atmosphere and improve the urban environment effectively.
以西安市兴庆湖为研究对象，实验研究冬季水平潜流人工湿地对城市湖泊水体的净化效果。
Taking Xingqing lake in Xi 'an as study object, the paper studied the purification efficiency of urban lakes in winter by horizontal subsurface flow wetland.
城市污泥是城市污水处理厂经各级处理净化污水而产生的沉积物，主要来自初沉池和剩余污泥的排放。
Sewage sludge which mainly comes from the primary settling tank and discharge of surplus sludge is the deposit produced in each operating unit in municipal wastewater treatment plant.
随着城市大气污染的日益严重，如何利用植物来净化大气污染物越来越受到广泛关注。
With urban air pollution being more and more serious, it is very important that how to use plant to purified air pollutant.
本文以重庆为代表研究了山区城市基岩包气带对污染物传输和净化两种功能。
The two function of transmission and purification of aeration zone for pollutant in mountain city have been discussed by taking Chongging as a typical representative.
洛杉矶是美国汽车文化最发达的城市，该市也在努力净化空气。
Los Angeles, the city where American car culture reached its zenith, has also pushed hard to clean up its air.
举这两个采用建造湿地的方法进行设计的例子，目的是通过生物系统对水进行净化处理，使这些系统适应城市的需要和储存。
These are but two examples of the constructed wetland approach in order to clean water through biological systems, adapted to city use and conservation.
综述了微生物絮凝这一污水处理相关技术的研究和应用进展。对城市生活污水生物絮凝和净化的前景进行了展望。
It summarized progress in research and application of microbial flocculation technique and forecast perspectives of the clarification of wastewater from cities via microbial flocculation.
园林植物是城市生态环境的重要组成部分，具有净化空气、改善城市生态环境等多种功能。
Garden plants are important constituent parts of urban ecological environment and have many functions such as atmosphere purification, urban environment improvement etc.
觉得绿化城市很重要，因为绿色植物多了，不仅可以美化城市，还会净化空气，给人以新鲜的呼吸空气。
Think green city is very important, because the green plants, not only can beautify cities, still can purify air, give a person with fresh air.
本文用水花生对城市污水进行了处理实验，结果表明，水花生处理低浓度污水时，不仅有较高的耐污性，而且净化效率非常显著。
The resulted that shown when treating low concentration sewage, it has not only higher pollution resistance but specially marked purifying effect.
介绍了用于合成气、城市煤气及CO_2等净化过程的脱硫剂及脱硫技术。
A description is given to the desulfurizer and desulfurization technology used in the purification process of synthesis gas, town gas and CO_2 etc.
可是，就算每个大城市都净化和使用再生水，我们仍然没有足够的。
But even if every large city purified and reused its water, we still would not have enough.
可是，就算每个大城市都净化和使用再生水，我们仍然没有足够的。
But even if every large city purified and reused its water, we still would not have enough.
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