1] 分享到 发表评论(0) 编辑词条 声衍射（acoustic diffraction）：超声波通过界面大小与波长相近的障碍物或不连接的介质时发生散射。
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... sound detector 检声器 sound diffraction 声衍射 sound directivity factor 声源指向性因数 ...
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有效声孔径。电极厚度以及器件的声光衍射效率、偏转角度、声驱动功率等参数。
Meanwhile, such parameters as diffraction efficiency, deflection Angle and driving power of device have been analyzed and computed theoretically.
测定了晶体下部与上部的X射线衍射图（XRD）、激发光谱、荧光光谱以及声子边带谱。
The X-ray diffraction (XRD), excitation, emission and phonon side band spectra of the upper and lower parts of crystals were measured.
按照参量互作用的观点推出多维声电光效应的耦合波方程，并给出多维声电光效应衍射效率计算公式。
The coupled wave equation of multi dimensional Acousto electro optic(AEO)effect is derived according to the opinion of parameter interaction.
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