On the basis of given desired circular array pattern, the pattern for circular arrays of uniform distributed directional elements is synthesized by using of improved Woodward-Lawson sample method;
基于给定的圆形阵列期望方向图，利用改进的伍德沃德-劳森抽样法对均匀分布有向阵元的圆形阵列方向图进行综合；
This alloy is an ideal brazing filler suitable to the directional or singlecrystal superalloys, and the elements are beneficial to superalloys at all.
该合金是一种较理想的定向和单晶高温合金用的钎焊料。
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。
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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