The principle of measuring the self-height of cylindrical hole defect by ultrasonic tip diffraction technique was analyzed based on the characteristics of reflected and diffracted waves.
根据柱孔缺陷的端点反射波和衍射波的特点，分析了用端点衍射法测定柱孔类缺陷自身高度的原理。
A method calculating alignment degree has been gained, the results achieved by which agrees with the alignment reflected by X-ray diffraction patterns.
得出了一种取向度计算方法，该方法得出的取向度值与X射线衍射谱所反映的取向情况比较相符。
According to the theory of diffraction, the intensity distribution of laser reflected from infrared system is analyzed.
根据衍射光学理论分析了红外系统后向反射光强的分布。
According to the theory of diffraction, the intensity distribution of laser reflected from infrared system is analyzed.
根据衍射光学理论分析了红外系统后向反射光强的分布。
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