When the frequency of the incident light lies around the Bragg frequency of the periodic dielectric, it will not be completely reflected as in the linear case.

频率处于周期介质布拉格频率附近的入射信号光，将不会像在线性周期介质中那样被完全反射。

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The frequency shifting and beam deflection of the Bragg acoustooptic interaction in cascade is analyzed according to general Bragg acoustooptic interaction theory.

根据声光互作用的一般理论，对不同的声光互作用条件下，级联布喇格声光互作用的频移和光束偏转进行了分析。

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A novel fiber Bragg grating (FBG) accelerometer with high resonant frequency and its theoretical analysis and experimental research are presented.

提出了一种新型的高频响应光纤光栅加速度传感器，并进行了理论分析和实验研究。

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In fact, structuring a college athlete's diet is less complicated during the NCAA tournament because of the frequency of team meals, said Amy Bragg, president of the Collegiate and Professional Sports Dietitians Association.

WSJ: Louisville: Winning With a Helping of Grease and Sugar��NCAA Tournament