查询词典 pollutant

Based on depth averaged mathematic model of flow and pollutant tr ans portation in non orthogonal curvilinear coordinates , the k-ε double equat ions' turbulence model and the coupling arithmetic of velocity water depth are a dopted, which are applied to the numerical simulation of the flow and the contam ination diffusion transportation.

基于非正交曲线坐标下水流与污染物扩散输移的深度平均数学模型，采用k -ε双方程湍流模型和速度—水深耦合算法，应用于实验室连续弯道的水流及污染物扩散输移的数值模拟，分别计算了流场及岸边和中心污染物排放的浓度场，得到与实测值吻合良好的计算

Paper effluent is treated by ozonization and coagulation, the removal of main pollutant substances such as COD、SS are over 99%, every index exceeded primary discharging standard, the water could be recovered as a byproduct.

摘要］采用臭氧—混凝法处理造纸废水，COD、SS等主要污染物去除率均高达99%以上，各项指标超过一级排放标准，水质完全可以回收利用。

At last, the particle movement and theadvection-diffusion movement of pollutant in Tianjin sea area were carried out.

最后，考虑了排污的影响，计算了天津海域排污口处的质点在渤海海域的运动状况和排出污染物的对流扩散运动及其分布。

One major pollutant contributing to China's bad air is particulate matter, which inc...

纽约时报》的《中国的污染已经到了极限》一文中，提到了一个衡量空气污染的指标。

In recent years, titania, as a photocatalysis is intensely investigated in the decomposition of organic pollutant.

TiO_2作为光催化剂用于有机污染物光降解，是近年研究的热点之一。

It is a process of organic pollutant degradation under the action of UV and photocatalyst.

它是将特定光源与催化剂联合作用对有机污染物进行降解处理的过程。

Since ultraviolet light is only 3-5% part of the solar spectrum, the photocatalytic activity of TiO_2 can not be sufficiently activated under solar light irradiation, which strongly limits the use of solar spectra as a source for photodecomposition of pollutant.

纳米TiO_2由于具有较高的光催化活性，化学性能稳定，无毒等优点，成为了最受人们关注的光催化材料之一。

This is also an effective means of helping to cut pollutant emissions.

这也是帮助削减污染物排放量的有效手段。

So we pollutant emissions, especially in water pollution emissions, much higher than that of the environment energy.

因此，我们污染物排放，特别是水的污染排放量，远远高于环境的能源高。

In addition,copper is a significant metal pollutant due to its widespread use.

此外，铜是一种重要的金属污染物由于其广泛的使用。

Objective To investigate the effects of interleukin-1 β converting enzyme gene on the biologic characteristics of ovarian cancer cells.

目的 探讨白细胞介素-1 β转换酶的表达，对卵巢癌细胞生物学特性的影响。

Campylobacter: This illness is the most commonly identified cause of diarrheal illness in the world.

弯曲：这种病是最常见的原因查明腹泻病，在世界上。