振幅概率分布（Amplitude Probability Distribution）；角位置数字转换器（Angular Position Digitizer）
2
?幅度概率分布
Amplitude Probability Distribution 振幅概率分布 ; 幅度概率分布 Amplitude Probability Distribution Function 平均强度之强度机率分布函数 pulse amplitude distribution 脉波振幅分布 ..
3
?雪崩二极管
...：激光测距，雪崩二极管，增益放大，混频，AD转换 [gap=1507]Keywords：laser rangefinder, Amplitude Probability Distribution (APD), gain amplification, frequency mixing, AD transform ..
The loads and the distribution of stress amplitude frequency are obtained by cycle count and reliable data for fatigue design are provided by probability density function fit.
用循环计数法求出载荷及应力幅频率分布，用概率密度函数拟合，为疲劳设计提供可靠性高的数据资。
2
Based on radar clutter distribution, the radar clutter model is analysed for amplitudeprobability density distribution and power spectrum density distribution.
The probabilitydistribution curve of the fluctuating pressure amplitude on the side wall of narrow-gap energy dissipater coincides with the normal probability curve.