“外差激光干涉测量”的概念、定义、翻译、参考文献-科学参考

单词	外差激光干涉测量
释义	外差激光干涉测量 Encyclopedia 工学外差激光干涉测量释 heterodyne laser interferometer外差激光干涉测量干涉光路中测量光和参考光波长（频率）不同，存在一个较小的频差，通过光路设计，使测量光与参考光相互干涉获得干涉信号，其本质是以激光波长作为测量基准，通过监测激光在参考臂、测量臂中光程差、相位差或频差的变化，获得被测目标的位移量或位移相关量。
随便看	twelve gods of music Twelve hour Twelve Images of Water twelve imperial symbols twelve Jupiter-stations twelve manipulations Twelve Meridians Twelve Minor Prophets Twelve Monkeys twelve muscle regions twelve pile of Emei wushu twelve-point sphere Twelve Regular Channels Twelve Regular Meridians Twelve Scenes of Mountains and Rivers by Xia Gui twelve "suchness of existents" (bhūtatathatā) twelve techniques of needling twelve tone equal temperament twelve-tone music twelve tribes twelve types of drama Twentieth National Congress of Communist Party of China twenty-eight lunar mansions twenty-eight mansions clay sculpture of Yuhuang Temple at Jincheng twenty-eight modes of court banquet music

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