查询词典 pollutants

For example, the laws of conservation of mass and energy prevent the destruction of pollutants, and the engineer is bound by these limits.

例如，为防止污染物破坏的物质与能源的保护规律，工程师将被这些限制所束缚。

Pulse corona induced plasma discharge process is regarded as a promising technology to control these Pollutants.

脉冲放电等离子体法被认为是一种很有前途的治理有害废气的新技术。

It makes the larger particles such as dust or other pollutants ionized when pass through corona discharge.

它做更大的微粒例如尘土或通过电晕放电被电离的，当通行证其他污染物。

The result showed that the hazardous pollutants ts were phenol, cresol and naphthalene.

结果表明，甲酚、萘、苯、酚是危害人体健康和生态的主要污染物。

The results showed that the optimum conditions for pretreatment of coking wastewater were 6 g activated carbon per liter, 30 ℃, pH=9 and reaction for 20 min, under which the removal efficiency of organic pollutants are more than 70%. Among the 56 kinds of organic compounds, 45 kinds such as dolichoalkanes, polynucleation aromatic series, azacyclo compounds could be removed, and the removal ratios of amidobenzene, hydroxybenzene, indoleacetic, acid-2-methyl-phenyl-ester are 63.5%, 42.6%, 88.1%, 28.1% respectively, while cresol and xylenol are more than 70% and 85%.

结果表明，在最佳反应条件即活性炭投加量6 g·L-1，温度30 ℃，pH＝9，反应时间20 min的情况下处理废水有机物去除率大于70％，原水中检测出的56种有机物中的45种被去除，如长链烷烃、多环芳香族及氮杂环化合物等的浓度降至检测限以下，剩余的11种有机物中苯胺、苯酚、吲哚、乙酸-2-甲基苯酯的去除率分别达到63.5％、42.6％、88.1％、28.1％，甲苯酚和二甲苯酚(5种)去除率在70％和85％以上。

Studies were carried out to investigate the response of different organic pollutants to streaming current when the raw water was coagulated, the test sensitivity of streaming current and the effect of set point of the control system.

对流动电流混凝投药控制技术应用于受有机物污染的水中进行了试验，研究了有机污染物对流动电流响应混凝剂投量的变化规律、流动电流检测灵敏度、以及控制系统的给定值的影响，初步探讨了流动电流混凝投药控制系统在受污染水源水中的适用性问题。

Ozone can remove the color, smell, sewage and phenolic cyanogen pollutants such as water, increase oxygen, improve water quality.

臭氧可以分解难生物降解的有机物和三致物质，提高污水的生化性

The immune responses of other decapod crustaceans under environmental changes and exposure to pollutants are also discussed.

有关环境因子对其他十足目甲壳类免疫反应之影响本文中也有讨论。

Reductive dechlorination of toxic pollutants of CCl4 in water with Fe0 and amended Fe0 by batch experiments was investigated.

通过序批实验研究了水体中毒性污染物CCl4在Fe0以及上述双金属催化Fe0体系中的还原脱氯。

The effects of initial pH,shaking time and initial dye concentration on the decolorant performance were investigated by using reactive brilliant red X-3B and acid orange Ⅱ as target pollutants.

选用活性艳红X-3B 和酸性橙Ⅱ为目标污染物，考察了初始pH值、振荡时间和染料初始浓度对介孔脱色剂的性能影响。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。