1) Frequency comparison
频率比对
2) frequency comparison
频率对比
3) FCP Frequency Comparison Pilot
频率对比向导
4) relative frequency amplitude ratio
相对频率幅值比
1.
The design concept of the relative frequency amplitude ratio and the relative frequency width of toque motor stiffness of electro-hydraulic servo valve are proposed.
提出了利用相对频率幅值比和相对频宽的电液伺服阀力矩马达的设计概念。
5) compare measurement for two frequencies with great difference
大频率比的比对测量
6) Time and frequency remote comparison
时间频率远距离比对
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