查询词典 pollutants

The structure and interface property of hydrated manganese dioxide particles were characterized,and its possible mechanism of pollutants removal was investigated.

以高锰酸钾还原法制备的水合MnO2对模拟原水进行了混凝实验，探讨了水合MnO2作为新型净水剂在给水处理中应用的可行性；并对水合MnO2粒子的结构及界面性质进行了表征，探讨了其除污染的可能机制。

One other of the Manuka honey benefits is that it is all natural and comes from a clean, green location that is free from pollutants.

对于越来越讲究个人感受与体验的时尚美女来说，每天多一些自由时间来体验快意和迷醉，总是一种幸福。

The pollution caused by atmospheric particulate PM2.5 is one of the important factors affecting urban visibility, research on the vertical distributive characters of PM2.5 at the ground layer is benefit for the understanding the formation mechanism of the primary pollutants, which will provide a new scientific basis for the comprehensive pollution control. Experiments were carried out from 16, Aug of 2006 to 31, Aug of 2007 on the meteorological tower of 255 m height in Tianjin. The observation of PM2.5 mass concentration with the meteorological elements at three levels of 40 m, 120 in and 220 in are analyzed.

大气细颗粒物PM2.5是导致城市能见度降低的重要原因之一，研究低层大气细颗粒物的垂直分布特征，利于了解边界层内污染物的大气物理化学反应机制，能为大气污染综合治理决策提供新的科学数据。2006年8月16日－2007年8月31日期间以天津市255m气象塔为观测平台，分别在40m、120m和220立方公尺个不同高度进行大气污染物PM2.5质量浓度和气象要素的同步观测。

The trasfering and transforming laws and the pollution efect of the tailing sedi- ment in Jinsha river contaiuing heavy matal pollutants is disquited as well.

采用等标污染负荷法对攀枝花矿业公司矿山废水的污染现状进行了评估，同时对含有多种重金属污染物的尾矿沉积物在金沙江中迁移转化规律和污染效应作了深入探讨。

They say pollutants may be partly responsible for the rising incidence of breast cancer, up 90 percent in 50 years and triggered in lab studies by organochlorine pesticides, mercury, PAH and polyinyl chloride.

他们说化合物可能是引发乳腺癌发生率增加的部分原因。在过去50年乳腺癌增加了90％，实验室研究发现有机氯杀虫剂，水银，PAH和聚氯乙烯是引发乳腺癌的原因。

The photocatalytic degradation property of ZnM2O4 (M=Cr, Mn, Fe) nanoparticles was investigated by using methyl orange, acid red B and reactive red K-2G as model pollutants under the irradiation of a mercury-vapor lamp (λ＞400 nm) or sunlight. The degradation rates of the above three dyes by ZnM2O4(M=Cr, Mn, Fe) are over 80％, 57％ and 39％, respectively within 2 h. It is found that ZnM2O4 (M=Cr, Mn, Fe)has a novel photocatalytic behavior for dyes under visible light irradiation.

在高压汞灯(λ＞400 nm)和太阳光照射下，纳米ZnM2O4粉体对甲基橙、酸性红B、活性艳红K-2G等有机模拟降解液的2h脱色降解率分别达到80﹪，57﹪和39﹪以上，表明锌尖晶石ZnM2O4光催化剂具有良好的可见光催化活性，并随禁带宽度Eg的减小，催化活性增加。

Indoor air quality deteriorates with accumulation of pollutants such as chemicals, VOC, toxic substances and micro-organism.

我们现在要做的，不单是戴口罩或多洗手；要有健康的生活环境，我们需要更清新的空气，包括室外及室内。

Atmospheric emissions of pollutants from motor vehicles to the ship over the provisions of national and city emissions standards.

机动车船向大气排放污染物不得超过国家和本市规定的排放标准。

Soil is a multiphase environment, and its not only the base of all organisms, but also one of the sink to environmental pollutants.

土壤是一个多介质的环境，它是生物生长的基础，也是环境污染物的主要归宿之一。

The addition of MCMP had not only ensured the water quality of treated effluent to be up to first-class B of "Discharge standard of pollutants for municipal wastewater treatment plant"(GB18918-2002), but also achieved the removal of N and P effectively. Based on surveying the content of heavy metals, the T-Hg is about 81% higher, the TAs is about 110% higher, the TNi is 46% higher, the TK is 24% higher, the TP is 7% higher, the TCr is 64% lower, the TN is 29% lower. The MLVSS/MLSS is lower. The SVI value is from 19.3 to 26.23. This method needed no changes for wastewater treatment process and operation pattern, the extra consumption of power was also needlessness.

但同时发现，总汞较试验前提高81%，总砷较试验前提高110%，总镍较试验前提高46%，总钾较试验前提高24%，总磷提高7%；总铬较试验前减少64%，总氮减少29%，污泥的MLVSS/MLSS值略有降低，SVI值从19.3增加到26.23，为了保证排放的污泥中重金属含量不超标，在以后的实际生产运行中，需要定期以排泥形式排出含重金属等污染物的污泥，以保证污水处理的正常运行。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了