frequency sweep

常见例句

The direct digital synthesizing frequency sweep signal system based on the technique of ISP;
介绍了利用直接数字合成技术产生频率扫描信号的新方法。
This paper describes the rapid frequency sweep technique and its basic principle. Examples of practical applications are given.
本文简要介绍了快速正弦扫频试验技术及其使用的信号发生器的原理，（?）给出了典型应用实例。
The rapid frequency sweep technique and its basic principle have been introduced. Some examples of its practical application are given in the Paper.
本文简要介绍了快速正弦扫频试验技术及其使用的信号发生器的原理，并给出了典型应用实例。