查询词典 pollutants

When PF-MBR treats municipal wastewater, the kinetic equation of sludgegrowth is Yield coefficient and decay coefficientare 0.2502 and 0.0371 respectively.The modification of membrane with low temperature plasma has no significant effect on the removal rates of pollutants.

动力学分析结果显示，PF-MBR处理城市生活污水时，有机底物降解动力学常数K的平均值为0.0023 L／，大于不加铁氧体粉末膜生物反应器的有机底物降解动力学常数；PF-MBR处理城市生活污水时，污泥增殖的动力学模式为：？

Those winds will switch direction in the autumn, he adds, streaming mainland pollutants back into the city.

这些海洋风能阻挡大陆的污染物进入香港，但到秋季风向就会改变。

Our oil is double-distilled using our patented filter-pure technology - this removes saturated fats, cholesterol and pollutants, such as heavy metals, dioxins and PCBs to a level lower than that found in fresh fish.

我国石油是双蒸馏水使用我们的专利过滤纯技术-这删除饱和脂肪，胆固醇和污染物，如重金属，二恶英和多氯联苯的水平低于中发现新鲜的鱼类。

The open ocean is used as a dumping ground for numerous pollutants, including oil, sewage, hydrocarbons and metals.

环境关系开阔海洋被用作倾倒许多污染物的场所，这些污染物包括油、污水、碳氢化合物和金属。

The open ocean is used as a dumping ground for numerous pollutants, including oil, sewage, hydrocarbons and metals.

开阔海洋被用作倾倒许多污染物的场所，这些污染物包括油，污水，碳氢化合物和金属。

Exhaust, dust and odor are major pollutants of air pollution caused by the need to take some specific measures to control, in order to prevent or mitigate the harm to human health to prevent or reduce animals, plants, hazards, to prevent damage to economic resources, but also to prevent the serious pollution caused by the atmospheric nature of the change.

废气，粉尘和气味是由需要采取一些具体措施来控制，以防止或减轻损害所引起的空气污染的主要污染物人类健康，防止或减少动物，植物，危害，以避免损害经济资源，而且还防止严重污染了大气性质的改变引起的。

The removal of micro-organic pollutants in the polluted water sources by the bio-nitrification process of oxygen enrichment with the elastic filling and micropore aerators has been studied for raw water in the polluted river.

为提高微污染水源水的饮用水质安全性，采用弹性填料微孔曝气富氧生物接触氧化工艺处理受污染的某水源原水，进行了除微量有机化学污染物的比较研究。

S. EPA priority pollutants and are powerful carcinogenic substances. Various alkyls PAHs as well as heterocyclic hydrocarbons were also detected.

未取代的多环芳烃含量为主，其中大部分属于美国环保局提出的优先控制污染物，属强致癌和可能致癌物质。

A variety of pollutants can be encountered in the wastewaters from forest industry ,many of which are toxic or inhibitory to anaerobes.

在林产工业废水中常会遇到各种污染物，其中许多对厌氧微生物具有毒性或抑制作用。

On this basis, chosing 15w germicidal lamp with radiation centred at 253. 7nm or 15w blacklight fluorescent lamp with radiation centred at 365nm as the light source respectively, the destruction effects of trace impurities in water by photocatalytic oxidation method using TiO〓 as an immobile phase have been investigated, and the effects are contrasted with photolysis. The investigation is mounted into Phenol aqueous solution, Hydroquinone and Humic Acid aqueous solutions、three representative halohydrocarbons coexisting in main water、the comprehensive index removal of varied trace organic pollutants in main water、the removal of residual chlorine and the disinfecting action, etc..

在此基础上，选择主波长253.7nm的紫外线杀茵灯或主波长365nm的蓝黑管紫外线荧光灯作为光源，研究了TiO〓膜固定相光催化氧化法去除水中微污染物的效果，包括苯酚水溶液、对苯二酚水溶液和腐植酸水溶液的光催化氧化以及自来水中共存的三种典型的氯代烃水溶液三氯甲烷、四氯化碳和四氯乙烯的混合光催化氧化、自来水中有机物总体去除效果以及光催化去除自来水中余氯的作用和光催化的消毒作用等，并进行了光解对比实验。

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。