“active antenna”的概念、定义、翻译、参考文献-科学参考

单词	active antenna
释义	active antenna Encyclopedia 工学【特种天线】释 active antenna有源天线在含金属和介质的一般天线中，还含有晶体三极管、隧道二极管、变容二极管等有源器件的天线。
随便看	fertilizer of secondary nutrients fertilizer pollution of fishery environment fertilizer requirement characteristic fertilizer response function fertilizer science fertilizer slowing/controlled release material fertilizer spreader fertilizer synergist fertilizer use efficiency fertilizin ferulic ferulic acid fervent fervorization FES Feschbach resonance FESEM Feshbach resonance FeSiAl合金 FESMAN Feso FESS Festac 77 festival and event tourism Festival Custom of the Sui and Tang Dynasty

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