查询词典 wastewater

Papermaking industry lets out the castoff, wastewater and exhaust gas, which will lead environment pollution.

毕业论文页数：84 字数：44494摘要：造纸工业三废排放导致的环境污染，其中以水污染最为突出。

Degradation mechanism and application of cavitation in organic wastewater treatment are reviewed.

综述了空化效应的机理及其在有机废水处理中应用的研究进展。

The effects of the dosage of sawdust cellulose xanthate,reactive time,pH value,temperature on the removal of heavy metal ions in wastewater were investigated.

结果表明，在常温条件下，pH值在5～10范围内，木屑黄原酸酯对Cu2+，Ni2+，Zn2+的去除率达98%以上，处理后废水中Cu2+，Ni2+，Zn2+的含量达到国家排放标准。

Aim To affect COD removal efficiency of wastewater by using copper and cerium oxide catalysts.

目的研究Cu／Ce复合金属氧化物对废水催化氧化程度的影响。

These years, the appliance of cheapness and high effect fillings to wastewater treatment has been investigated a lot.

近年来，人们在污水处理廉价高效填料的应用上作了大量的研究。

Of chlorination in water and wastewater treatment.

是氯水投加还是废水处理。

A capillary gas chromatographic method of determining 5 kinds of chlorobenzene compound s in water and wastewater was developed.

建立了一种用气相色谱法测定水和废水中5种氯苯类化合物的方法。

A capillary gas chromatographic method of determining 5 kinds of chlorobenzene compounds in water and wastewater was developed.

建立了一种用气相色谱法测定水和废水中5种氯苯类化合物的方法。

The Chlorohydrin process produces large amount of wastewater, which results in serious equipment corrosion and environmental pollution.

在修饰的银催化剂上可获得一定的环氧选择性，特别是发现一些经过特殊方法制备的铜催化剂显示丙烯环氧化活性和选择性。

Temperature and reaction time of wastewater on the removal rate of COD and chroma were investigated.

考察了废水pH、粒度、炭铁比、温度、反应时间等因素对废水COD和色度去除率的影响。

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。