环境保护中示踪原子和辐射技术应用研究进展

The Study on Application of Radiation Technology in the Environmental Protection

介绍了稳定同位素C、N以及放射性元素7Be和137Cs作为示踪元素应用在土壤侵蚀与水土流失研究中所取得的最新研究进展,以及电子束辐照和γ射线辐照在工业废水处理的机理和重要进展,对环境保护中示踪原子与辐射技术的应用前景和存在的问题进行了评述,提出了化学方法和电子束辐射技术的联合工艺开发和应用将成为环境污染治理新的发展方向。

Tracer atom and radiation processing are promising technologies for applications in environmental protection. An introduction to the important progresses of study on water loss and soil erosion using stable carbon, nitrogen isotopes,^7Be,and ^137Cs as tracers is presented. The mechanisins and ap plications of the electron beam and rays irradiation in industrial effluent disposal axe discussed. Advantages and existing problems of the method in this particular application axe discussed, too. The important roles of the irradiation technology in environment protection axe described.