查询词典 wastewater

From these experiments, it was confirmed that catalytic reductive dechlorination by zero-valent iron was a valid method to reduce the chloroform and tetrachloromethane in the wastewater from the chlorinated compound industry. The experiments results as above would been validated with the industrialisation Equipment.

实验结果表明，铁催化还原法可以有效的去除甲烷氯化物生产废水中的氯仿、四氯化碳；实验研究结果在中试工程中得到验证。

Subsequently, the feasibility of the processes of the catalytic reduced dechlorination were affirmed in a pilot scale by the treatment of the industrial wastewater containing chloroform and tetrachloromethane from the fluorine industrial factory of Zhejiang Juhua Corporation.

在此基础上，以浙江衢化氟化学有限公司排放的有机氯工业废水为处理对象，研究了实际工业废水中氯仿和四氯化碳的脱氯效果和废水处理的可行性。

Using thermophilic microorganisms for treating high temperature wastewater is a good perspective treatment technology.

利用嗜热微生物处理高温排放废水是一项很有前途的废水处理技术。

The third part was about corn ethanol production wastewater treatment, using thermophilic UASB reactor.

第三部分是玉米酒精废水高温UASB处理技术研究。

The polymeric resin NDA-8 was employed to treat the industrial wastewater from hydrogenated deoxidization process in tolylene diisocyanate production and good performance of adsorption and desorption was shown.

经树脂吸附处理，废水中主要污染物2，4-二氨基甲苯和2，6-二氨基甲苯均得到完全去除，COD由6 300mg/L降为150mg/L以下，达到国家二级排放标准，采用稀盐酸可实现树脂的完全再生，高浓度脱附液经调碱和结晶，可回收2，4-二氨基甲苯和2，6-二氨基甲苯

In this paper the following technology after UASB system was also discussed , artificial wetland is one of the most appropriate technologies . The new technology , which combines UASB and wetland , has the characters of low cost low energy demand and simply management, and suits our country townish wastewater treatment.

本文还对厌氧法处理小城镇污水的后处理工艺进行了初探，认为人工湿地是一种比较合适的后处理工艺，该工艺和厌氧生物法协同作用，是一种低成本、低能耗、低操作管理要求的污水处理新技术，适合于我国小城市的污水处理。

Compared with the sample of higher cation, the sample of higher molecular weight in the treatment is more important. After treatment, COD of wastewater can be reduced by 74%～77% and the transmittancy can reach 92%～99%. The formed floc. is solid and can easily be dewatered.

对废纸再生造纸废水的处理使上清液COD去除率达74%～77%，透过率达92%～99%，均超过作对比用的进口产品的处理效果，且下层絮体较大、坚韧、易于脱水。

To determine whether chemical additions can be used to reduce sludge production in biological wastewater treatment, 3,3′,4′,5-tetrachlorosalicylanilide, served as a metabolic uncoupler was added to activated sludge cultures.

采用 3，3′，4′，5 四氯水杨酰苯胺作为代谢解耦联剂添加到活性污泥工艺中，连续曝气分批培养实验结果表明，TCS在浓度高于 1 0mg/L时是一种有效的化学解耦联剂，能显著地降低污泥产率。

A simulated printing and dyeing wastewater, prepared using the undegraded azo dye 4BS and macromolecule chemical dye printing paste CMC as treatment object, the influence of initial pH value, initial concentration, and the concentrations of photocatalyst H2O2 and Fe(superscript 3+) to the photocatalytic degradation effect was investigated, and the related kinetic rule was explored.

以高压汞灯为光源，选用难降解偶氮染料4BS和高分子化学浆料CMC配制的模拟印染废水为处理对象，考察了初始pH值、初始浓度以及光助催化剂H2O2浓度、Fe(上标 3+)浓度对光催化降解效果的影响，并对有关的光催化反应动力学规律进行了探讨。

This paper introduces the design of cooling water cycle with the early and cold water from original coal gas , impurity benzene and vaporing ammonia in Guangzhou steel Company It uses wastewater by treatment as adding water .

本文介绍广钢焦化厂原煤气初冷水，粗苯和蒸氨系统的冷却水循环系统的设计，将焦化废水净化处理后作为补充水，旁滤系统保证了循环水质能达到工艺要求。

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。