A relation between average alias attenuation and filter order and sampling rate is derived from calculation.
通过计算导出了平均假频衰减与滤波器阶次及采样率的关系式。
Improving measurement accuracy of low level signal is studied using RF attenuation, resolution bandwidth, video bandwidth, and video average.
研究了利用频谱仪射频衰减、分辨带宽、视频带宽和视频平均的方法，提高和改善低电平信号的测量精度。
A new definition of distance parameter in attenuation law of ground motion, i. e. the average distance from site to both ends of rupture line is proposed.
文中对地面运动衰减规律中的距离参数提出了一种新的定义，即从场地到破裂线两端点的平均距离。这个定义能较好地反映发生构造地震的断层破裂模式。
The results show that the average velocity of the shock wave attenuation in magnesium alloy is in good agreement with the propagation velocity of stress longitudinal wave;
研究结果表明：冲击波在镁合金中的平均传播速度与应力波中纵波的传播速度基本一致；
The results show that the average velocity of the shock wave attenuation in magnesium alloy is in good agreement with the propagation velocity of stress longitudinal wave;
研究结果表明：冲击波在镁合金中的平均传播速度与应力波中纵波的传播速度基本一致；
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