heterodyne wave analyzer

例句：

1. 1.This heterodyne wave analyzer is used to detect the frequency of radio waves.
   这个调频波分析器用来检测无线电波的频率。
2. 2.The heterodyne wave analyzer was designed to improve signal reception in noisy environments.
   这个调频波分析器被设计来改善在嘈杂环境中的信号接收。
3. 3.The heterodyne wave analyzer was used to measure the strength and direction of the electromagnetic field.
   这个调频波分析器被用来测量电磁场的强度和方向。