amplitude-frequency distortion

基本解释

The influence of amplitude-frequency characteristics distortion in radar channels on its performance is studied in theory.
从理论上探讨了雷达系统信道幅频特性畸变对其性能的影响。
The depth migration with higher-order approximation by time-shift algorithm eliminates the frequency dispersion and amplitude distortion in the calculation process.
本文使用高阶方程深度偏移方法，并且在计算中采用了一种与差分运算等价的时移法解决了计算中出现的频散和振幅失真问题。
A multi-phase sine generator with low distortion and steady frequency and amplitude, was developed using UAF42 filter. It has been successfully applied to the electrochemical impedance test system.
利用UAF42滤波器设计制作了一个振荡频率和幅度稳定、波形失真度小的多相正弦波发生器，并已成功用于电化学阻抗测试系统。