frequency detection

• 频率检波

frequency detection的用法和样例：

例句

1. Detection is an integral part to national security.
   检波是国家安全的重要组成部分。
2. A digital servo system for rubidium frequency standards was designed with microcontroller unit,ADC and DAC.
   分析了铷频标内锁频环路相敏检波基本原理和数字伺服的基本方法。