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heterodyne laser interferometer
释义
heterodyne laser interferometer
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
finite derivative
finite determinacy
finite deterministic automaton
finite development
finite difference
finite-difference approximation
finite difference beam propagation method
finite-difference beam propagation method
finite-difference beam propagation method, FD-BPM
finite-difference calculus
finite-difference equation
finite difference frequency domain method
finite difference frequency domain method, FDFD
finite difference method
finite-difference method
finite difference method of electromagnetic field
finite-difference operator
finite difference scheme
finite-difference scheme
finite difference time domain
finite-difference time domain
finite difference time domain analysis method
finite-difference time-domain analysis method
finite-difference time domain, FDTD
finite difference time domain (FDTD) analysis method
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更新时间:2026/8/9 23:56:15