SAR differentialinterferometry is an up-to-date measurement technology for terrain deformation.
合成孔径雷达（SAR）差分干涉测量是一种最新的大地形变测量遥感技术方法。
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A new principle is proposed to pseudocolor-code the differential interference in the grating-diffraction interferometry with extended white light illumination by using dispersion effect of a prism.
在光栅谱衍射干涉法的基础上，本文提出用色散效应产生的相位体微分干涉条纹，进行实时假彩色编码的原理。
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These methods include interferometry, autocollimators, and differential detection based on the internal reflection effect.