Wastewater treatment plants hold back 83 to 99 percent of them.
废水处理厂截留了其中的83%到99%。
Because the system would not produce other waste products, they also hope it could improve wastewater treatment in the developed world.
因为这个系统不会生产出其他的废弃物,他们也希望这个系统能够改进发达国家的污水处理。
In recent years, the magnetic carrier method has been widely applied in biology cell separation, wastewater treatment, coal desulfurization and mineral exploitation [4, 5].
近年来,磁载体法已经在生物细胞分离,废水处理,燃煤脱硫和矿物加工等过程中得到广泛地应用[4,5]。
Wastewater treatment is a major issue.
而污水处理是一个重要问题。
The pollutants derive from a wealth of sources, including agriculture, factory discharges, consumer products, urban runoff and wastewater treatment plants.
污染物质的来源广泛,包括农业、工厂排放物、消费产品、城市河道和污水处理工厂。
The process also produces excess methane, and the researchers say that gas can be used to power wastewater treatment plants of the future.
这一过程也会产生大量沼气。研究人员说,沼气将来可用作废水处理工厂动力。
The project aims to help improve environmental conditions in Liuzhou by improving wastewater treatment, industrial pollution control, municipal sanitation and solid waste services and management.
本项目旨在通过加强污水处理、工业污染控制、改善城市环境卫生以及加强固体废物服务与管理,从而改善柳州市的环境状况。
In response, IBRD is preparing a programmatic lending facility centered on sewerage and wastewater treatment.
作为回应,国际复兴开发银行正在制定一项以污水系统和污水处理为核心内容的规划贷款机制。
They include advanced, membrane-filtered wastewater treatment systems, solar-powered, high-efficiency lighting and natural gas combined-cycle turbines that will deliver power, heating and cooling.
它们包括先进的薄膜过滤污水处理系统、高效的太阳能照明,以及用于供电、供热和制冷的天然气联合循环涡轮机。
New igloo-shaped devices, affectionately known as Poo-Gloos, are offering an affordable way for small communities to upgrade their wastewater treatment systems.
对于打算升级污水处理系统的小型社区来说,Poo - Gloos这种新型的爱斯基摩式圆顶型污水净化设备为其提供了一种更为低廉的选择。
Reducing nitrogen pollution from wastewater treatment plants could be a triple win for business as well the environment, concluded a study published in Environmental Science & Technology.
减少污水处理设施的氮污染是一项对企业、环境三赢的举措,《环境科学与技术》刊登的一项研究得出结论。
The devices are placed in existing wastewater treatment lagoons that need to meet stricter environmental standards.
现有污水处理池需要符合严格的环境标准,该设备则被放置于其中。
Neither did his applications for money to pay for more police officers, or for the city's wastewater treatment plant.
他也没能申请到款项,支付给更多警官薪水,也没有能支付给这个城市的污水处理厂。
Other scientists have looked at materials like leaf compost or manure, while Professor Brown favors composts high in iron content, like the sludge from wastewater treatment.
其他科学家们寄希望于树叶堆肥或粪肥一类的物质,而布朗教授更偏爱铁含量较高的堆肥,例如来自废水处理过程中的污泥。
Rongping officials say the plant has spent hundreds of thousands of dollars to upgrade its wastewater-treatment and chemical-storage facilities.
榕屏的官员称,工厂已花了数十万美元升级污水处理和化学制品储藏设施。
Alternatively, if reclaimed water is intended for environmental purposes, these nutrients maybe recovered during wastewater treatment and subsequently sold for other USES.
另外,如果填海水是拟用于环境目的,这些营养物质可能在废水处理中回收过来,并随后出售作其他用途。
The application of nitrification accelerator HB - 1 in wastewater treatment plant was introduced.
介绍了硝化促进剂hb-1在污水处理装置中的应用情况。
That's an important thing to do because there are about 6,000 municipal wastewater treatment ponds in the U.S..
他说,“这很重要,因为在美国,大约有6000多个城市污水处理厂。”
Therefore, the activation of the surface modification of polytetrafluoroethylene, mostly by plasma processing method, convenient operation, significantly reduce the wastewater treatment.
因此,目前对于聚四氟乙烯表面的活化处理,大多采用等离子体处理法进行,操作方便,还明显减少了废水处理。
Wastewater treatment plants concentrate large quantities of phosphorus and ammonia in their sludge-handling streams.
一般在污水处理厂的污泥中会富集大量的磷和氨。
The paper also analyses the bubble and crystal and dirt-forming during the wastewater treatment and debugging process and puts forward solutions.
针对该污水处理调试运行中常出现的泡沫问题,结晶结垢现象等也进行了研究,提出了相应解决方法。
Some drugs, including widely used cholesterol fighters, tranquilizers and anti-epileptic medications, resist modern drinking water and wastewater treatment processes.
包括广泛采用抗高胆固醇、镇定剂和抗癫痫在内的一些药物会抵制现代饮用水及废水处理工艺。
When power shortages stop pumping stations, both freshwater supply and wastewater treatment are threatened.
由于电力短缺,抽水站工作无法进行,淡水供应和废水处理均受到了威胁。
The usual wastewater treatment techniques were described simply.
对常用的污水处理技术作了简单介绍。
The usual wastewater treatment techniques were described simply.
对常用的污水处理技术作了简单介绍。
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