1) petroleum pollutant
石油污染物
1.
Numerical simulation of petroleum pollutant transport in soil;
石油污染物在土壤中运移的数值模拟初探
2.
A coupled multiphase flow model was established to predict transient flow and petroleum pollutant transport in subsurface environment.
在综合考虑有石油污染物在地下环境体系中扩散、吸附解吸、界面间分配以及微生物降解等作用下, 建立了有机污染物在多孔介质迁移转化的多相流动力学模型, 并采用特征有限差分方法和隐式压力显式饱和度方法对耦合模型进行数值离散, 编制了相应的计算程序; 利用该程序对石油污染物在地下环境系统中运移机制进行定量化研究。
3.
The coupled dynamic model of the petroleum pollutant transport and migration in unsaturated zone was established based on the theory of porous media hydrodynamic and solute transport theory.
基于多孔介质流体力学和溶质动力学理论,建立了石油组分在土壤包气带内传输的数值仿真模型,初步探讨了石油组分苯和正戊烷在土壤中的迁移归宿及在水相和气相中质量分配,预测预报石油污染物泄漏后在包气带内迁移转化的动态及过程。
2) petroleum pollutants
石油污染物
1.
Analysis of petroleum pollutants in Yumen's mining areas by gas chromatography and mass spectrometry;
GC-MS分析玉门矿区石油污染物
2.
Biodegradation of the Petroleum Pollutants in Contaminated Loess Soil;
黄土地区石油污染物的微生物降解
3.
In the process of crude oil extraction and refining, large quantities of petroleum pollutants were produced, it is estimated that 10~9 tons petroleum was poured into underground water, ground water and soil through various approach in one year.
在石油的开采、炼制过程中,产生了大量的石油污染物,据估计,全世界每年约有10~9吨石油通过多种途径进入地下水、地表水及土壤环境。
3) petroleum contaminants
石油污染物
1.
Effects of factors on volatilization of petroleum contaminants;
影响石油污染物挥发行为的因素
2.
Combined with field survey information,beach experiments with the colloid of natural sediments in Bohai s tidal flat have been conducted to elucidate the effects of colloid on the adsorption of petroleum contaminants.
为了研究滩涂湿地沉积物胶体对石油污染物的吸附作用,根据渤海天津段滩涂湿地沉积物的结构和组成,选择代表性沉积物提取胶体,对胶体的粒径、ζ电位、电泳淌度进行了表征,系统测定胶体对可溶性油吸附的动力学曲线和吸附等温线。
4) oil pollutants
石油污染物
1.
Desorption characteristics of oil pollutants in the water-soil system in static conditions
静态条件下石油污染物在水-土壤体系中的脱附特性
5) oil pollutant
石油类污染物
1.
After tested the normal items and oil pollutant of the samples and analyzed their concentrations and contrasted to the groundwater in peripheral area and Ⅲ-criterion of groundwater,result showed that 2/3 groundwater was contaminated and oil pollutant,NH4+-N,NO2-N were the main pollutants of the groundwater.
研究以本区外围地下水作为背景值以及地下水的三类标准作为判断标准对地下水进行评价,得出本区地下水2/3受到了污染,其主要的污染物是石油类污染物与NH4+-N、NO2-—N。
2.
The dynamic balance of the soil pillar leaching experiment is used in this article to simulate the transference and transformation of the oil pollutants in the aeration zone of Jilin oil-field under the conditions of natural rainfall infiltration.
利用淋滤土柱的动态平衡试验法,模拟自然降雨入渗条件下,石油类污染物在吉林油田区包气带土层中的迁移转化过程。
3.
ELA for petroleum development engineering includes many factors,like all development engi-neering projects, oil pollutant is a typical pollutant in ELA for petroleum development projects.
油田开发建设工程水环境影响评价的评价因子包括多项,而石油类污染物往往是油田开发建设工程环境影响的典型污染物,也是最重要的污染物。
6) petroleum pollutants
石油类污染物
1.
Transferring simulation of petroleum pollutants in soils of Daqing area;
大庆土壤中石油类污染物迁移模拟
2.
Harmfulness of petroleum pollutants in water and its treating techniques
水环境中石油类污染物的危害及其处理技术
3.
The research on the mechanism of the adsorption/desorption for petroleum pollutants in soil is an important subject in soil and environmental sciences at present.
石油类污染物在土壤中的吸附与解吸研究是目前土壤学及环境科学研究的重要领域,石油类污染物在土壤中的吸附/解吸影响因素、机理及研究方法已有大量研究,但由于吸附/解吸传统研究方法受各种参数的限制,对影响因素、吸附模式、机理的研究难以进一步深入,多种影响因素之间的相互作用也是一个重要的研究方向;石油类污染物的吸附模式随着吸附方式的不同而适用于不同土壤的吸附,而用SPE技术可以从分子水平来认识吸附/解吸的本质。
补充资料:催化重整石油中程馏出物与甲醛的聚合物钠盐
CAS:68425-94-5
分子式:(CH2O·Na·W99)x
中文名称:催化重整石油中程馏出物与甲醛的聚合物钠盐
英文名称:Residues, petroleum, catalytic reformer fractionator, sulfonated, polymers with formaldehyde, sodium salts
residues (petroleum), catalytic reformer fractionator, sulfonated, polymers wit; h formaldehyde, sodium salts
residues (petroleum), catalytic reformer fractionator,sulfonated, polymers with formaldehyde, sodium salts
Residues,petroleum,catalytic reformer fractionator,sulfonated,polymers with formaldehyde,sodium salts
分子式:(CH2O·Na·W99)x
中文名称:催化重整石油中程馏出物与甲醛的聚合物钠盐
英文名称:Residues, petroleum, catalytic reformer fractionator, sulfonated, polymers with formaldehyde, sodium salts
residues (petroleum), catalytic reformer fractionator, sulfonated, polymers wit; h formaldehyde, sodium salts
residues (petroleum), catalytic reformer fractionator,sulfonated, polymers with formaldehyde, sodium salts
Residues,petroleum,catalytic reformer fractionator,sulfonated,polymers with formaldehyde,sodium salts
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