大学英语词汇短语释义解析及例句 active antenna


释义：

active antenna 有源天线；发射天线

例句：



An active antenna consisting of electrically small antennas and a negative impedance changing circuit is analyzed in this paper.

本文对用一种负阻抗变换电路同电小天线导线相结合构成的有源天线进行了理论分析。



Once equipped with the active antenna, the Rafale would have a five-year technology lead over European competition aircraft, Chaltiel said.

一旦“阵风”战斗机装备了这种主动天线，相对于欧洲其他战斗机竞争对手，它将具有五年的技术领先优势。