英语词汇effective area of antenna怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	effective area of antenna
释义	effective area of antenna 简明释义天线有效面积网络释义 1 ?天线有效面积天线有效面积（effective area of antenna）天线有效面积A等于天线输出端的功率W与入射的平面波的射电流量密度S的比值，可表示为A=W/S。天线有效面积A与天线增益. 短语 1 Effective area of an antenna 天线的有效面积双语例句 1 The effective area of the receiving antenna is calculated with the established models, and measured at some points in the given frequency range. 通过建立相应模型，对接收喇叭的有效面积进行了计算，并在部分频率点上进行了实测。
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