In this paper, we mainly study the propagating properties of the radialbeam array.
本文主要是研究了圆径向对称的相干列阵光束的传输性质。
2
When an accelerator is used to treat tumour of illness, the distribution of doses is changed by commonly inserting a wedge into the path of radialbeam.
利用加速器治疗肿瘤时，通常要在射线束的路径上加入楔形板以改变平野的剂量分布。
3
The paper introduces a new method for measuring the radial intensity distribution and the diameter of the Gaussian beam.