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1)  particle migration rate
污染物迁移量
2)  contaminant transport
污染物迁移
1.
Regularity of contaminant transport through geosynthetic clay liners;
粘土衬垫系统污染物迁移规律研究
2.
The wastewater contamination of the environment was silmulated with a twodimensional unsaturated water flow and contaminant transport model coupled with the wellknown ground water flow and contaminant transport models MODFLOW and MT3D.
针对油田开发建设过程中可能发生的含油污水排放问题 ,建立了耦合非饱和带与潜水层的地下水渗流和污染物迁移数学模型 ,给出了模型的有限单元数值解。
3.
In order to simulate the wastewater contamination to the environment,a two\|dimensional unsaturated water flow and contaminant transport model was established,which was coupled with the well\|known ground water flow and contaminant transport model MODFLOW and MT3D.
建立了耦合入渗带与潜水层的地下水渗流和石油污染物迁移的数学模型 ,给出了模型的数值解。
3)  pollutant migration and diffusion
污染物迁移扩散
1.
This paper introduces the definition and characteristics of street canyon, analyzes the factors influencing the air quality of street gill based on the initial study on its air quality, examines the law of pollutant migration and diffusion according to monitoring technology and selected sampling sites, proposes the direction for future study on street gill.
介绍了街道峡谷的定义及特征 ,通过对其空气质量进行初步研究 ,分析影响街道峡谷空气质量的因素 ,选择采样点位及监测技术 ,探讨了污染物迁移扩散的规律 ,提出今后街道峡谷研究的方
4)  migration pollutant
迁移型污染物
5)  pollutants migration and transformation
污染物迁移转化
6)  contaminant's transferring process
污染物迁移过程
补充资料:污染
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性质:现今绝大多数发酵过程为纯种培养过程,即在培养过程中只允许一种微生物生长,若有其他种微生物窜入培养液中生长则叫污染,也叫染菌。发酵过程被杂菌污染后,由于杂菌生长会与生产菌种争夺营养和溶氧,杂菌所分泌的代谢物不但会影响目标产物的纯度还可能降低或升高pH值,还可能对生产菌种起抑制作用,大大干扰生产菌的生长,甚至使生产菌死亡,对发酵造成极大的危害。

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