“heterodyne analyzer”的概念、定义、翻译、参考文献-科学参考

单词	heterodyne analyzer
释义	heterodyne analyzer [`hed·ǝ·rǝ´dīn `an·ǝ´liz·ǝr] ^{ENGINEERING ACOUSTICS} A type of constant-bandwidth analyzer in which the electric signal from a microphone beats with the signal from an oscillator, and one of the side bands produced by this modulation is then passed through a fixed filter and detected.
随便看	photoelectric relay photoelectric scanner photoelectric smoke-density control photoelectric sorter photoelectric transmissometer photoelectric tube photoelectric turbidimeter photoelectrolysis photoelectromagnetic effect photoelectromotive force photoelectron photoelectron holography photoelectron spectroscopy photoemission photoemission threshold photoemissive cell photoemissive tube photometer photoemissivity photoemitter photoengraving photoengraving zinc photoenlarger photofabrication photoferroelectric effect photo finishing

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