Bases on the IIFM technique, the principle and method to measure the local oscillator tracking accuracy of frequency - agile radar is put forward in this paper.

在介绍瞬时中频测试技术的基础上，介绍利用瞬时中频测试技术对捷变频雷达本振跟踪精度进行测试的原理和方法。

youdao

Rather, a technique called frequency hopping is used to enable the communications to be "frequency agile", or to avoid noise when encountered.

相反，技术叫的频跳用于使通信是“频率敏捷”，或者避免噪声，当遇到时。

youdao