Material equations and coupled wave equations are jointly solved to get the coupling coefficient and phase shift of light pattern during the dynamic procedure of photorefractive grating formation.
通过将物质方程与耦合波方程联立数值求解， 可得到光折变光栅形成过程中两波耦合增益系数以及光束条纹相位的变化。
Color is light, pattern is simple and clear. It is so smooth as silk, creating a kind of young bright scenery.
淡雅的色泽，简洁明朗的图案，轻纱般的柔顺，构成一道青春亮丽的风景线。
Color is light, pattern is simple and clear. It is so smooth as silk, creating a kind of young bright scenery.
淡雅的色泽，简洁明朗的图案，轻纱般的柔顺，构成一道青春亮丽的风景线。
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