1.
Nanometer mineral materials applied in purifying chromium-containing pollutants
应用纳米矿物材料处理含Cr污染物的研究
2.
Acid Volatile Sulfide and Bioaccumulation of Cr in Sediments from a Municipal Polluted River
城市污染河道沉积物中AVS与Cr的生物积累研究
3.
Study on the detoxification of Cr(Ⅵ)-contaminated soil by pyrolysis
Cr(Ⅵ)污染土壤的热解还原无害化处理
4.
The Analysis Technique for Cr Isotope and Its Application in Water Contamination Research;
Cr同位素分析技术及其在水污染研究中的应用
5.
Experimental Study on the Treatment of Cd, Pb and Cr-polluted Soil with Lime and Fly Ash
石灰、粉煤灰处理Cd、Pb、Cr污染土壤的试验研究
6.
Effect of Hg,Cr and Pb Single Pollution to Photosynthesis in Mung Bean
土壤Hg、Cr和Pb单一污染对绿豆光合作用的影响
7.
completely free from dirt or contamination.
完全没有污垢和污染物。
8.
not spreading pollution or contamination; especially radioactive contamination.
不会散布污染或者污染物；特别是放射性污染物。
9.
contaminated with infecting organisms.
被传染性微生物污染的。
10.
contaminated clothing,eg by radio-active material
受污染的衣物（如受放射性物质污染）
11.
(2) "Pollutant" means a substance that is capable of causing water pollution.
(二)“污染物”是指能导致水污染的物质。
12.
Impacts of Cr～(6+) on the activity of activited sludge and the organic matter degradation rate
Cr~(6+)对活性污泥活性及有机物去除速率的影响
13.
Two Kinds of Lawn Grass Growth Responses to Cr(Ⅲ) Stress in Sterilized and Non-sterilized Soils;
灭菌与非灭菌土壤中Cr~（3+）污染对两种草坪草生长的影响
14.
The Pollution Effects of the Single and Composite Stress of Pb,Cr and Cd on Protection System of Wheat Membrane;
Pb、Cr、Cd单一及其复合污染胁迫对小麦膜保护系统的影响
15.
The emergent repairing process of slowly released iron (Ⅲ) chloride-magnetic module without damage for treating the surface water body polluted by Cr～(3+)
缓释氯化铁-磁性模块处理Cr~(3+)污染地表水体的应急无损修复工艺
16.
Pollution Assessment of Cu,Zn,Pb and Cr in Urban Green-belt Soil of Different Land Use Types in Shanghai
上海市不同土地利用方式绿地土壤中Cu、Zn、Pb和Cr的污染评价
17.
Cr(Ⅵ)-pollution Mechanism and Control Method of Groundwater in Haibei Chemical Plant of Haiyan County,Qinghai Province
青海海晏海北化工厂地下水Cr(Ⅵ)污染机理及治理方案
18.
chemical residue and contaminant
化学物质残滓及污染物