在考虑双光束干涉的情况下，导出测量平板楔角的公式；
The formula of wedge angle is deduced under the condition of two-beam interference.
基于普物光学的双光束干涉和光栅衍射，定性分析全息照相。
A qualitative analysis of hologram with double beam interference and grating diffraction principles given in general physics is given.
介绍了使用双光束干涉法测量变折射率光纤设备的原理及实验结果。
The theory of nonlinear refractive-index profile measurement of fibers using two-beam interferometric method is introduced, and the result of this experiment is given.
介绍了几种通过改变仪器的结构设计，来增加双光束干涉的光程差，从而提高仪器分辨率的方法。
To improve the resolution, some device is laid out in order to increase the maximum path difference of two beams of the interferometer.
利用双光束干涉原理与浮力定律，对一台能测定物体微小质量变化的浮力天平原理与设计进行了讨论。
According to the principle of the interference of two beams and the buoyancy law, the principle and design of one buoyancy balance for measuring little mass change of a body is discussed.
采用了双光束干涉的迈克尔逊干涉仪系统的傅里叶变换红外光谱仪，在动镜运动过程中，动镜可能在三个方向发生倾斜。
The Michelson interferometer system which has two-beam interference is applied in Fourier Transform interferometer, the moving mirror could tilt in three directions in motion.
本文介绍偏振干涉相位细分中应用双光束分光系统的必要性，分光系统的优选原理及结构。
This paper introduces the necessity of double beam splitting system applicating in polarization interference phase subdivision and the optimized principle of this beam splitting system.
作者在本文中首次提出双片双光束散斑干涉法，并成功地进行了实验。
This paper presents double graph dual-beam speckle interferometry, and the experiment shows an agreeable result with the theoretical analysis.
本光栅干涉仪用光栅作为分束器，使双光束发生干涉。
The light is resolved by prisms, gratings, or by an interferometer.
本光栅干涉仪用光栅作为分束器，使双光束发生干涉。
The light is resolved by prisms, gratings, or by an interferometer.
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