查询词典 waste water

In order to solve chromium waste water by means of electrolyzed deoxidation, we apply polyacrylonitrile carbon blanket as pole, graphite as bipolar plate, positive ion film as diaphragm, to an oxidation-reduction system, in which negative pole electrolyzes and reduces chromium waste water; meanwhile, oxides Fe~{2+} into Fe~{3+} in positive pole.

为了电解还原处理含铬废水，以聚丙烯腈碳毡作电极，石墨板作双极板，以阳离子交换膜为隔膜，组装出氧化还原电池系统。此系统阴极电解还原处理含铬废水，同时阳极氧化Fe2+为Fe3+。电池系统的平均电流效率达92.29%，处理后废水中铬含量小于10-5mol/L，达到国家排放标准

The paper analyses the unbalance condition of acid and alkali waste water treated by exchange resin of anion or cation in the waste water neutralization processing.

文章研究分析了在废水中和处理过程中，阴阳离子交换树脂再生排出的废酸水和废碱水不平衡状况，进一步改进废水中和处理系统，并采用动态中和操作法，使废水中和处理达到标准，提高废水回收使用率。

The experiment which was to study the dechlorination of cabon tetrachloride （CCl4 ） in composite waste water and industrial waste water by alkali hydrolization method, was carried out on the bench scale and pilot scale respectively.

以配制的四氯化碳废水和实际工业废水——甲基氯化物生产废水为处理对象，分别在小试和中试规模上研究碱性水解脱氯去除废水中的四氯化碳（CCl4），主要研究四氯化碳去除效果、重要的工艺参数，并研究其反应机理和动力学。

Coal is mainly physical adsorption to Cr〓(Ea=9. 245kJ·mol〓). When the concentration of waste water is comparatively low, adsorption rate to Cr〓 reaches 90% or so. The decolor rate is more than 63. 8% when coal depurates Rogor waste water. The COD removal rate is about 12% in purifying life-sewage using coal A.

煤在Cr〓溶液中对Cr〓主要为物理吸附（Ea=9.245kJ·mol〓），当Cr〓浓度较低时其去除率可达90%左右；煤处理乐果废水时脱色率高于63.8%；处理生活废水时COD去除率为12%左右。

According to the invention, the waste water is in a first step fed to sludge granules, after the supply of the waste water to be treated the sludge granules are fluidised in the presence of an oxygen-comprising gas, and in a third step, the sludge granules are allowed to settle in a settling step.

根据本发明，第一步，将废水供入到淤渣颗粒中，在供应完待处理的废水之后，在含氧气体存在下，流化淤渣颗粒，和第三步，在沉降步骤中，允许淤渣颗粒沉降。

Because the principle of the adsorption in removing heavy metals between aqueous and waste water. Therefor, the study of removing heavy metals in solution by actived carbon can help the treatment of removing the heavy metals in industry waste water and present a valuable reference for research on the disposing of metals in solution using actived carbon adsorption method.

活性炭吸附水溶液中的重金属离子与其吸附废水中的重金属离子的原理是相通的，所以对活性炭吸附溶液中重金属离子的研究有助于利用活性炭吸附技术处理工业废水，并为活性炭吸附溶液中的重金属离子方面的研究提供有益的参考。

The adsorption of NH〓 in the 〓CO〓 solution and the adsorption of NH〓-N in the waste water from the Coking plant,Capital Iron and Steel Coripo ration by bentonite were investigated. The results show that the amount of 〓 adsorbed by particulate betonite (〓1. 68mm) and -200 mesh bentonite are 26. 39 and 8. 87mg/g, respectively; and the amount of NH〓-N in the waste water from the coking plant adsoybed by particulate bentonite, acid activated bentonite and -200 mesh bentonite are 32. 00, 21. 85 and 15. 62mg/g, respectively.

对膨润土吸附溶液中的 NH〓离子和从首钢公司焦化厂焦化废水中去除氨氮进行的试验研究结果表明，该膨润土对碳酸铵溶液中 HN〓离子的饱和吸附量是颗粒膨润土26.39mg/g、粉状膨润土8.87mg/g；对焦化废水中氨氮的饱和吸附量是颗粒膨润土32.00mg/g、活性膨润土21.85mg/g和粉状膨润土15.62mg/g。

Two kinds of treatment of paint waste water,the physical-chemical and biological treatment applied most widely at home and abroad are summarized,meanwhile all kinds of technologies in process of treating paint waste water are concluded.

综述了涂料废水的特点及其危害，系统地总结了目前国内外普遍应用的两大类涂料废水处理方法，即物理化学法和生物法的研究进展。

The large-scale woolen mill has the washing yarn and dyeing line, if mixed the wool washing waste water into the dyeing waste water directly, that the process will increase the difficulty to reach the sign also.

大型毛纺厂有洗毛线和染色线，如果直接把洗毛废水、染色废水混合处理，亦会给达标增加难度。

Meanwhile,application of ultrafiltration technology on oily wastewater in oilfield, that in petrochemical sector, emulsification wasteliquid in metal processing sector, oil solution waste water in the fiber processing sector, and recycling lanolin from waste water of wool refining.

文章对超滤原理、超滤膜种类、国内外超滤技术发展现状等做了较详尽的阐述，同时着重介绍了超滤技术在油田含油废水、石化含油废水、金属加工用乳化废液、纤维加工油剂废水及羊毛精制废水中回收羊毛脂的应用实例。

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。