This paper expounds the adaptibility of coarse sand filter with simultaneous air and water backwash to tertiary filtration plant.
阐述了粗石英砂气水同时冲洗滤池，在污水深度处理中的适用性。
Water can be purified by filtration through sand.
水通过沙滤可以变清。
The amount and size distribution of particles in the effluent from a sand filter or from activated carbon filtration in a drinking water treatment plant were investigated.
结合水厂实际水处理工艺及活性炭深度处理装置，试验研究砂滤池和活性炭滤柱出水中颗粒物数量变化及粒径分布规律。
A packed drum filter can be used for sand filtration and is a good way of providing limited quantities of safe water quickly (for example, for a health center).
充满转鼓的过滤器可以用作沙子过滤并且这是一种快速提供有限安全水量的好方法(例如，用于卫生所)。
Biological activated carbon filtration and slow sand filtration are used to study the rural potable water treatment.
采用生物活性炭滤-砂慢滤工艺对农村饮水处理进行了试验研究。
For printing and dyeing waste water, adopting the technology of coagulation sediment and pre-processing sand filtration is capable of removing almost all turbidity and partial chroma.
印染废水采用混凝沉淀及砂过滤前处理工艺，可去除几乎全部浊度及部分色度。
The present paper aims to introduce a bio-slow sand filtration method for processing rural drinking water sources.
研究了适用于我国农村的小型分散式饮水处理技术——生物慢滤技术。
The result showed that biological pretreatment, biological activated carbon and conventional technology(coagulation, sedimentation and sand-filtration) could remove greatly MAP, TP and SRP in water.
结果表明，生物预处理、生物活性炭及常规的混凝沉淀砂滤工艺均使水中的MAP、TP及SRP大大降低；
Disclosed is a complete equipment for waste water reuse. The device solves the recycling of car wash water through processes such as coagulating sedimentation and sand filtration.
洗车废水回用成套设备，一种通过混凝沉淀，砂滤等过程来解决洗车废水循环的设备。
The rate of filtration depends on the surface area, depth, and type of sand through which the water is passed, and the pressure of the water.
过滤速度取决于表面区域、深度以及水通过的沙子类型和水压。
Our company is a quartz sand filter, polyacrylamide, anthracite filter media, polymerization alumina, activated carbon water filtration products such as the production base.
我公司是石英砂滤料、聚丙烯酰胺、无烟煤滤料、聚合氧化铝、活性炭等净水滤料系列产品的生产基地。
Our company is a quartz sand filter, polyacrylamide, anthracite filter media, polymerization alumina, activated carbon water filtration products such as the production base.
我公司是石英砂滤料、聚丙烯酰胺、无烟煤滤料、聚合氧化铝、活性炭等净水滤料系列产品的生产基地。
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