查询词典 wastewater

The effects of temperature, gas velocity, and initial CODcr concentration and reactor configuration on the wastewater treatment were investigated.

考察了温度、气速、初始CODcr浓度和反应器结构对这种废水生物降解过程的影响。

1 GL^(-1) protein substance which can be used for animal feed because of innocuity was recycled from wastewater.

通过絮凝可从废水中回收无毒无害的蛋白物质1.1gL^(-1)，其可用作动物饲料。

The preparation of inorganic membrane and it' s application and progress in wastewater treatment were introduced in this paper .

本文综述了无机膜的制备和无机膜在废水处理中的应用及研究，并讨论了其以后的应用研究方向和发展前景。

Because a plenty of wastewater inpour into water directly,nitrogen and phosphorus accumulate incessantly in water,and a few of algal and hydrobios multiply excessively.

由于大量未经处理的污水直接进入水体，使得水体中氮磷营养物质不断积累，部分藻类及水生生物过度繁殖，最终导致了水体的富营养化。

Extracellular and intercellular polymeric substance play an important role in biological wastewater treatment.

胞外和胞内两种细胞聚合物均在废水的生物处理中起着重要作用。

Interconversion between linear source resistivity and point source resistivity with the use of matrix method.;2. In the total discharge of point source wastewater,about 76% of nitrogen an.

对厦门市近岸海域近10年的废水和主要污染物质排放量估算的结果表明：万元产值工业废水排放量呈逐年下降的趋势，而各污染物的排放总量却逐年缓慢增长；在点源污水排放总量预测中，约76%的氮、磷来自于生活污水；在非点源污染负荷中，农业非点源中的氮、磷负荷占较大比例，城市非点源污染负荷比例最小。

Rare earth\ H\-2O\-2\ Oxidative coupling process\ Dye\|intermediator wastewater

稀土；双氧水；氧化耦合；染料中间体废水

The Government hopes to attract to provide wastewater treatment and re-use of technology of foreign companies, and with the International Finance Corporation and other transnational organizations, China's sewage treatment industry, the introduction of overseas investment.

政府希望吸引能够提供污水处理和再利用技术的外国公司，并同国际金融公司等跨国组织合作，为中国污水处理行业引入海外投资。

Chromic trioxide and chromium hemitrioxide are determined with iodometry, the coefficient of variation of chromic trioxide is 0.056%, and the recovery of marked compound is 99.82-99.83%; the coefficient of variation of chromium hemitrioxide is 1.45%,and the recovery of marked compound is 98.55-99.26%; iron is determined by complexometric titration, the coefficient of variation of iron is 1.73%, and the recovery of marked compound is 99.12-99.23%;sulfate is determined by complexometric titration, the coefficient of variation of sulphate is 0.16%, and the recovery of marked compound is

Analysis Of The Chromium Electroplating Wastewater By Oxidation-reduction And Complexometric Titration-化学工程与工艺-本文采用氧化还原滴定法与络合滴定法对镀六价铬的废水中铬酸酐，三氧化二铬，铁和硫酸根的含量进行了测定：铬酸酐和三氧化二铬用碘量法测定，铬酸酐的变异系数为0.056%，加标回收率为99.82-99.83%，三氧化二铬的变异系数为1.45%，加标回收率为98.55-99.26%；铁用络合滴定法测定，其变异系数为1.73%，加标回收率为99.12-99.23%；硫酸根用络合返滴定法测定，其变异系数为0.16%，加标回收率为

The results showed that inner electrolysis reduction of iron filings played an important role in final degradation and decolorization of dyeing wastewater.

采用测定反应产物苯胺方法及添加EDTA的对照实验对反应过程中的铁屑的内电解还原和铁离子的絮凝作用进行研究。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。