基本解釋天線特性阻抗英漢例句雙語例句The small electrical antenna is characteristic of a low input impedance and a low efficiency.傳統(tǒng)的電小天線其特點是低輸入電阻和低效率。The Characteristic impedance and attenuation characteristic calculation of the antenna tuner for wire antennas are derived in this paper. And some analysis methods are given.本文導(dǎo)出線天線的天線調(diào)諧器的特性阻抗和衰減特性的計算，并對其進行了分析。The process of adjusting impedance so that the input impedance of an antenna equals or approximates the characteristic impedance of its transmission line over a specified range of frequencies.天線匹配指定頻率范圍內(nèi)，調(diào)整阻抗使得天線的輸入阻抗等于或大致等于其發(fā)射線路特性阻抗的過程。antenna characteristic impedance更多例句詞組短語短語antenna impedance characteristic 天線阻抗特性antenna characteristic impedance更多詞組