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Phase is a kind of important wave parameter of periodical signal.
相位是周期信号的一种重要的波形参数。
The effects of grating structure parameters and incidence wave parameter on diffraction efficiency are investigated . The loss of grating is also given.
文中讨论了光栅结构参数，入射波参数对衍射效率的影响以及金属光栅的损耗。
Electronic support measure target recognition utilizes basic electric wave parameter, the characteristic of pulse wave shape and the analysis on electric wave received to perform target recognition.
电子支援措施目标识别包括利用基本电波参数、脉冲波形特征和通过对己方电子支援措施电波的接收分析进行识别。
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