A refractionanalysis method is used to determine spinning oil concentration.
利用折光率快速测定纺丝油剂浓度。
2
Through the analysis of refraction, diffraction effects and shorten effect of wavelength, a correct method of calculation resolving power of the human eye is indicated.
通过对折射、衍射和波长变短效应的分析，指出了计算人眼分辩本领的正确方法。
3
Based on the analysis of present methods for atmospheric refraction correction, a new correction model is put forward based on the refraction Angle of the line of sight.