分析了聚光器的特性并给出了全息元件的设计参数和制作方法。
The properties of the photovoltaic, concentrator are analysed, and the design parameters and method of making the holographic element are also given.
在这个阶段，用户可以放缩、旋转全息图或是改变光照参数。
During this stage, users can zoom in or out, rotate, or change the lighting.
本文讨论了一个超声全息成象系统及其主要参数对图象质量的影响。
A ultrasonic holography imaging system and the effects of its main parameters upon image quality are discussed.
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