查询词典 wastewater

The possibility of using dewatered sludge from brewery wastewater treatment plant as seed sludge in municipal wastewater treatment plant s was investigated.

试验结果表明，啤酒污泥完全可以作为城市污水处理厂的接种污泥使用，而且培养时间短，出水水质好。

When we talk about recycle and reuse of oil extraction wastewater, we mean to make the original disusing or discharging wastewater become useful water resource after treated by some process.

采油废水的资源化就是将原本废弃或排放的水经过相应处理成为可利用的水资源。

The semi-synthetic pharmaceutical wastewater was pretreated b Fenton reagent process. At the same time the oaring effects and the biodegradation of the wastewater after the Fenton reagent process were investigated. The preliminary operating conditions were determined by orthogonal experiments, and each effecting factor was analyzed.

采用Fenton试剂法对合成制药废水进行预处理，研究了各因素对其处理效果的影响以及经Fenton试剂处理后废水可生化性的变化。

The foreign research and engineering cases show that the USBF process has unique advantage in the areas where wastewater is hard to be collected, and is widely applied in wastewater decentralized areas, such as residential areas, villa areas, vacation areas, sanitariums, tourist spots, airports, railway stations, economic developing areas, hotels and individual industrial areas.

国外的研究及工程实践表明，上向流污泥过滤床工艺在污水集中收集困难的地区具有独特的优势，在污水比较分散的居民区、别墅区、度假村、疗养院、旅游景点、机场、铁路车站、经济开发小区、宾馆等人群聚居地和独立工矿区中得到广泛应用。

The main process of metal wire drawing wastewater treatment is removing impurity and demulsification. This article took Saint Electrician production workshop waste wiredrawing fluid (in which, COD content is 11 233 mg/L, pH value is 8.4 and the content of wire drawing oil is 4%) as research object, used chemical demulsification method and through laboratory experiment, adopted electrolyte and coagulant separately to deal with the wastewater.

金属拉丝废水的处理工艺主要过程是去除杂质和破乳，以赛特电工生产车间的废拉丝液为研究对象（COD含量为11 233 mg/L，pH值8.4，拉丝油含量4%），选用化学破乳法，通过实验室实验，分别采用电解质和混凝剂处理废液。

In order to obtain lactic acid bacteria using molasses wastewater to produce lactic acid,an activated sludge was sampled from bioreactor with molasses wastewater,and strain MD-9 was isolated by an anaerobic Hungate technique.

乳酸细菌是指一类能利用碳水化合物产生大量乳酸的细菌的通称，在细菌分类学上至少涉及23个属。

The technics for the treatment of the wastewater with high ammonia nitrogen and the wastewater with high hardness was studied.

进而对各种高氨氮废水、高硬度废水处理技术进行了比较分析。

Experiment for precision casting enterprise in the production process of ammonia emissions from wastewater, in order to better determine the operating parameters to achieve a reasonable construction costs and operating costs; unsuitable for biological treatment of ammonia nitrogen wastewater treatment will provide more choice; can be applied to similar waste water, a wide range of applications.

实验针对精密铸造企业在生产过程中所排放的氨氮废水，目的是为了确定较好的运行参数，达到合理的建设费用和运行成本；对于不适于生物法处理氨氮废水处理提供了更多的选择；可以应用到类似的废水，应用广泛。

Packing with SRB for treating simulative wastewater with sulphate concentration and packing with CSB for treating simulative wastewater withsulfides by activated-charcoal, agar, synthesized sorbent--MagneticHollow porous Polystyrenemicrophere on Upper-flowing Fluidized Bed Reactor, the experiment results show: Magnetic Hollow porous Polystyrenemicrophere characterized with magnetism , large surface area , easier recovering and flowing, of which the reducing efficiency of SRB in Upper-flowing Anaerobic Fluidized Bed Reactor can reach 96 %, the reducing efficiency rate of CSB in Aerobic Fluidized Bed Reactor can come up to 88.4 %, which was the highest among the three sorbents.

本文分别以活性炭、琼脂、及自制的磁性多孔聚苯乙烯微球固定SRB和CSB，在上流式流化床反应器中处理模拟硫酸盐废水和硫化物废水，结果表明：磁性多孔聚苯乙烯微球具磁性、比表面积大、易回收等优点，固定化SRB的SO_4~(2-)去除率高达96％，固定化CSB的硫化物去除率为88.4％。

After secondary bio-oxidation, Water hyacinth adsorption pond is added to further reduce COD, SS and colour index of wastewater, the environmental quality of natural water body is better protected, and deep treatment and good reuse condition of the wastewater are accomplished.

在二级生化之后，增设水葫芦吸附塘进一步降低废水的COD、SS与色度，更好地保护了天然水体的环境质量，且为实现废水的深度处理与回用建立了良好的条件。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。