基本解釋[天文學(xué)]射電頻譜儀英漢例句雙語例句Because traditional radio monitoring system is composed of a spectrum analyzer and a single or a multi channel receiver, system performance and automation has been restricted greatly.傳統(tǒng)的監(jiān)測(cè)系統(tǒng)採用單信道或多信道數(shù)字監(jiān)測(cè)接收機(jī)和頻譜分析儀搆成,系統(tǒng)性能和自動(dòng)化程度受到較大限制。Spectrum of the amplitude-modulated wave is observed by a radio frequency spectrum analyzer and amplitude values of every spectrum are recorded at the upper sideband or lower sideband.用射頻頻譜分析儀觀測(cè)一個(gè)已調(diào)波的頻譜成分,記錄上邊帶或下邊帶中各條譜線的幅度值,從而可以根據(jù)有關(guān)算式計(jì)算出調(diào)制信號(hào)(音頻信號(hào))的失真度。radio spectrum analyzer更多例句專業(yè)釋義天文學(xué)射電頻譜儀