悬浮物对放射性核素的吸附沉降是影响海湾水体中核素迁移的重要机制之一。
The adsorption sedimentation of radionuclide on suspended matter is an important mechanism affecting the radionuclide migration in the bay.
该文以基于双重介质理论的单裂隙迁移模型为基础,介绍裂隙介质中放射性核素迁移行为的模拟方法。
Based on the single fracture transport model from the double media theory, the paper introduces the simulation method of the radionuclide transport behavior in the fractured media.
为了评价地下水水流条件的变化对放射性核素迁移行为的影响,该文以双重介质理论的裂隙迁移模型为基础,提出了非恒定流条件下单裂隙核素迁移模。
To assess how such changes may affect the nuclide transport behavior, the paper proposes a single fracture nuclide transport model under time-varying groundwater flow conditions based on t.
现场示踪试验和环境模拟实验是核素在地质介质迁移研究中常用的两种方法。
Field tracer migration test and laboratory simulation test are two commonly used methods to study radionuclide migration in geological media.
核废物处置场地下水环境影响评价的一个重要内容是评价处置场中的核素自处置库释放后,在地下介质中随地下水迁移,最终对人类的影响程度。
A very important content of environmental assessment is to appraise the effect degree for human since the radionuclide release from the waste warehouse and migrate with medium in groundwater.
在水平组件中的迁移试验是核素在含水层迁移试验的重要组成部分。
The tracer migration test in horizontal assembly is an important part of the field tracer migration test of nuclides in aquifer.
放射性核素在地质介质中的迁移,除了受到地下水的对流-弥散作用外,还受到地下水中多种化学作用的影响。
Migration of radionuclides in geologic media is controlled by not only convection-dispersion effect but also many chemical processes.
在分区传递模型中利用转移系数描述核素在各分区之间的迁移。
In the compartment-transfer model, transfer coefficient is used to describe the number of nuclide transport in different compartments.
结果表明:在其它条件相同的情况下,迟滞系数与这三种核素的迁移距离、扩散深度成负相关关系。
The results show that the retardation coefficient is negatively related with transport distance and diffusion depth of these nuclides.
为防止放射性核素的迁移扩散,迫切需要一种低廉有效的处理方法对日益增多的低浓度含铀废水进行治理。
The paper pointed out that the combination of those treatments would achieve a better result for treatment of low concentration uranium-bearing wastewater.
为防止放射性核素的迁移扩散,迫切需要一种低廉有效的处理方法对日益增多的低浓度含铀废水进行治理。
The paper pointed out that the combination of those treatments would achieve a better result for treatment of low concentration uranium-bearing wastewater.
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