| 释义 |
〔scanner〕A receiver that continuously broadcasts signals it detects from specified radio frequencies:扫描天线:一种接收器,可连续不断地播送针对特定无线电频率所检波到的信号:〔demodulation〕The conversion of a modulated carrier wave into a current equivalent to the original signal. Also called detection 解调,检波:从调制后的载波中得到原先信号的转换方法 也作 detection |