difference frequency

基本解释

A formula of atmospheric refraction error of range measured by difference frequency delay method is presented.
给出了用差频延时法测距的距离折射误差计算公式。
The magnitude and phase of the composed balancing vector are adjusted by means of controlling difference frequency of current in inner stator windings.
通过控制内定子绕组电流频差信号以实现对平衡矢量幅值与相位的在线调节。
Our analysis indicates that the effects of the stratification upon the second order difference frequency wave loads on the structures may be significant.
结果表明，海水的层化特性对结构物所受之二阶差频波浪荷载可能具有显著的影响。

So, similarly in a case where instead we have a small energy difference, we're going to have a low frequency, which means that we're going to have a long wavelength here.
在这个例子里,能量差较小,我们得到的频率低,这意味这它的波长更长。
麻省理工公开课 - 化学原理课程节选

The frequency at which it happens is related to a small but significant difference between the mass of the particle and its antiparticle.
ECONOMIST: Cosmology and particle physics

差频
In this paper, a novel method to generate THz(Terahertz) electromagnetic wave by means of difference frequency technology in semiconductor laser is proposed.
本文研究了一种利用半导体激光器差频效应产生THz电磁波的新方法。
物理学
差频