... supersonic heterodyne receiver 超音频外差式接收机 surface antenna 面天线 surface noise 表面噪声 ...
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constant phase surface antenna 等相面天线 ; 等相位天线
corrugated surface antenna 波纹表面天线
flat parabolic surface antenna 平面抛物面天线
double reflected surface antenna 双反射面天线
lens antenna dual-surface 双面透镜天线
surface wave antenna [电讯] 表面波天线
antenna surface 天线型面
The analysis of the surface precision reliability of a large parabola antenna structure with random parameters, which is subjected to wind load, is presented.
具体分析了大型园抛物面天线结构在随机风载和结构自身随机参数影响下的表面精度可靠性。
Phase Array Radar can scan beams fast by controlling the phase of radiator elements in the antenna aperture surface, which shows many excellences such as agility, change celerity and multifunction.
相控阵雷达通过电的方式控制天线孔径面上各辐射单元的相位变化,以实现波束的快速扫描,使其具有灵活、变化快速、多功能等优点。
Using the moment method, the antenna and surface currents of aircraft are calculated. Finally, the radiation pattern of a D-type-no-man aircraft is induced.
用矩量法计算了飞机天线及其机身表面的电流分布,推导了飞机天线的辐射方向图。
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