| 词汇 | directional antennas |
| 类别 | 英汉双解翻译词典 |
| 释义 | directional antennas 释义 定向天线 例句 1·Due to excellent stop band and slow wave characteristics, they are applied to filters, resonators, directional couplers, diplexers and antennas . 由于其优良的带阻、慢波等特性，它们被广泛地应用于滤波器、谐振器、定向耦合器、双工器和天线中。 2·In this paper the directional characteristics of elliptic array antennas is studied and the fact that a linear array and a circular array is the especial cases of an elliptic array was proved. 对椭圆形阵列天线的方向特性进行了研究，证明了直线阵和圆环阵是椭圆形阵的特例。 3·We mainly use air microstrip antenna and four-dipole antenna as the antenna elements. Directional array antenna which is composed of two antennas is analyzed, simulated and designed. 天线单元主要采用空气微带天线、四偶极子天线，并对这两种天线构成的定向阵列天线进行了分析、仿真和设计制作。 |
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