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.
同时，本文还计算出了这几种参数的误差容限，这对体积相位全息光栅的实际制作具有指导作用。
Furthermore, the paper offers the error limited of these parameters and they are good to guide practical fabrication of the volume phase holographic grating.
此象差模型有助于揭示彩虹全息消色差的物理本质，对于光路设计中参数的先择有实际意义。
The model is helpful in disclosing the physical nature of achromaticity in rainbow holography, and has its practical significance in the selection of parameters in light-path design.
给出了挡光屏的设置参数，并完成了“天狗袭日”彩虹全息图的设计和制作，获得了满意的效果。
The setting parameters of the complementary sheltering screen and the experimental example are given in this paper. The experimental result is very satisfactory.
因而，基于波叠加法的声全息就不存在边界面上的参数插值和奇异积分等问题，而这些问题是基于边界元法的声全息所固有的。
Therefore, there are no problems such as parameters interpolation, singular integration etc. in WSA based acoustic holography, which are inherent to BEM based NAH.
因而，基于波叠加法的声全息就不存在边界面上的参数插值和奇异积分等问题，而这些问题是基于边界元法的声全息所固有的。
Therefore, there are no problems such as parameters interpolation, singular integration etc. in WSA based acoustic holography, which are inherent to BEM based NAH.
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