抛物面天线是指由抛物面反射器和位于其焦点上的照射器(馈源)组成的面天线。通常采用金属的旋转抛物面、切制旋转抛物面或柱形抛物面作为反射器，采用喇叭或带反射器的对称振子作馈源。
抛物面天线（Parabolic Antenna）与碟型、碗型天线属同一類型，具有强烈的电波收发方向性， 所谓抛物面是指弯弧部位的曲线類似抛物线。
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... 匿名 Anonymity 抛物面天线 Paraboloid dish antenna 频带置乱 band scrambling ...
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... parabola 抛物面反射器 parabolic aerial 抛物面天线 parabolic antenna 抛物面天线 ...
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射电抛物面天线 [天] radio dish
偏置抛物面天线 Offset Parabolic antenna
抛物面天线几何轴 Geometrical axis of parabolic antenna
喇叭抛物面天线 horn parabolic antenna ; hornreflectorantenna
抛物面天线机械轴 Machine axis of parabolic antenna
传统抛物面天线 Parabolical Antenna
前馈抛物面天线 [电讯] forward-feed type parabolic antenna
喇叭馈电抛物面天线 horn-fed paraboloid ; horn-fed transmitting paraboloid
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本文提出了大型抛物面天线结构风振响应分析的随机振动方法。
The random vibration method for the analysis of large parabolic antenna structure response to wind load is proposed in this paper.
接着求出口径上的电磁场，进而归纳出抛物面天线口径场的四大共同特征。
Next the electromagnetic field on aperture was found, and then proceeded to sum up five common features of aperture field of parabolic antenna.
分析了偏角馈入抛物面天线远旁瓣回波产生的机理，并经实验验证了远旁瓣回波的存在。
The generation of far side lobe echoes for offset parabolic antenna is analysed in this article, and the experiments have proved the existence of far side lobe echoes.
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