“symmetrical antenna”的概念、定义、翻译、参考文献-科学参考

单词	symmetrical antenna
释义	symmetrical antenna Encyclopedia 工学【长、中、短波天线】释 symmetrical antenna对称天线在馈电点将天线分为两半，这两半的几何结构形式和尺寸完全相同的天线。如菱形天线、鱼骨形天线等。反之，则称为不对称天线。
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