Theoretical analysis, numerical calculation and experimental study are tarried out for this kind of antenna, by use of the theory of two-dimensional periodic admittance surface.
本文对上述天线应用二维周期导纳表面理论进行了初步的理论分析、数值计算和实验研究。
Analysis and calculation of the heat transfer in the adsorber is one of important fundamental tasks in the adsorption cooling study field.
吸附床内传热过程的分析和计算是吸附式制冷研究的重要基础内容之一。
The calculation and evaluation of tax revenue in tourism industry have always been a difficult problem in tourism analysis and study.
旅游业税收的计算和评价，一直是旅游分析和研究中的难点问题。
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