The distribution of diffraction halo of particle image is discussed.
讨论了粒子像的衍射晕分布并进行了计算机模拟，得出一个结论：当照相机相干传递函数的通带半宽度大于１。
This new method eliminate the influence of the diffraction halo by placing a negative film in the viewing screen.
提出了杨氏条纹观察屏处放置衍射晕负片消除衍射晕影响的新方法。
Finally, diffraction halo brightness and it dependence onthe .
还讨论了散斑村比与衍射晕的关系。
The heavy metal jet halo is a universal phenomenon either above mineral or above oil deposits, its formation is relevant to mobile metal.
射流晕是一种地球化学次生晕。
The paper describes the feature,mechanism of formation,research methods and possible applications of jet halo of mobile heavy metal above oil bearing formation.
叙述了石油层上方重金属元素的射流晕分布特点、形成机制、研究方法及其可能的应用。