用ANSYS建立有限元模型，分析由温度场引起的光学镜面形变。
An finite element model is established by ANSYS, the deformation of optical mirrors caused by temperature field is analyzed.
最后根据焦点的“位迁”，在导出极点与极线式的基础上，阐述了各型镜面天线口径场的独有待色及其成因。
Lasty, according to the focus displacement, and on the basis of pole and polar line formula had been derived, expounded the on...
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