频移
carrier shift; frequency shift; FS
频移调制
frequency shift keying; FSK
频率编码
frequency coding
区域字符编码
area character coding
权码编码器
weight encoder
全息编码器
holocoder
群组编码记录
group-coded record
漂移编排符号
drifting editing symbol
碰撞频率
collision frequency
偏组频率
bias-set frequency
拼合频率
hybrid frequency
频
frequency; frequently
频比
frequency ratio
频便
pollakicoprosis
频标
frequency scale
频带
band; frequency band
频带分割
band splitting
频带宽度
frequency bandwidth
频带宽度压缩
band width compression
频带扩展
band spreading