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单词 折射率
释义 〔photorefractive〕Of or relating to a material that undergoes a change in refractive index when subjected to light or an electric field.激光屈光的,光折变的:关于物质在受制于光或电场时所发生的一种折射率改变,或与其相关的〔interferometer〕Any of several optical, acoustic, or radio frequency instruments that use interference phenomena between a reference wave and an experimental wave or between two parts of an experimental wave to determine wavelengths and wave velocities, measure very small distances and thicknesses, and measure indices of refraction.干涉仪:利用基准波和实验波或实验波的两部分之间的干涉现象来断定波长和波速,测量微小的距离和速度和测量折射率的几种光频,声频或无线电频仪器〔spectrometer〕A spectroscope equipped with scales for measuring wavelengths or indexes of refraction.分光计,(光)谱仪:装有测量折射波长或折射率的标尺的分光镜
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