1) Distortion Frequency Identification
失真频率辨识
2) frequency identification
频率辨识
1.
Based on non-contact vibration measuring technique of blade tip-timing, "5 + 2" scheme of doublesam-pling rates is adoped to solve the under-sampling problem of asynchronous blade vibration, and by using frequency identification , blade s real vibration can be picked up.
基于非接触式叶尖定时测振原理,针对叶片异步振动的欠采样问题,采用"5+2"双采样速率方案进行采样,通过频率辨识技术来获得叶片的真实振动。
3) frequency distortion
频率失真
4) frequency response identification
频率响应辨识
5) waveform frequency distortion
波形频率失真
6) distortion-frequency characteristic
失真-频率特性
补充资料：频率计量(见时间频率计量)
频率计量(见时间频率计量)
frequency metrology: see time and frequency metrology
口n IQ liliang顷率频率计皿(f比quency metrolo盯) 计t。见时闰
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条