周期曲面
enhancement of bottom shear stress from short periodic surface waves;
短周期波作用下底床剪切应力的增强;
Based on the transform of phase aberrations in third harmonic generation, the focusing properties of third harmonic beam with nonlinear crystals having periodic surface ripples were theoretically investigated.
基于三次谐波转换过程中位相扰动的传输变换,理论上研究了非线性晶体表面周期性纹波对三倍频激光束聚焦特性的影响,建立了多级衍射模型。
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