比幅测频
measuring frequency by amplitute comparison
变频测量
conversion measurement
frequency conversion measurement
variable frequency measurement
DSP
残压测频
remain_voltage measuring frequency
测频测周
frequency and period measuring method
frequency and periodical signal measuring
测频电桥
frequency measuring bridge
测频方法
method of calibrating frequency
测频计数器
frequency measuring counter
测频精度
frequency measurement accuracy
precision of frequency measurement
测频扩展法
frequency range expanding method
测频算法
measuring frequency algorithm
algorithm for frequency measurement
测频误差
frequency measurement error
error of frequency measurement
测频系统
frequency measurement system
测频与测向级联估计
cascade estimation of frequency measurement and direction finding
测频站
FMS Frequency Measuring Station
测频装置
FME Frequency – Measuring Equipment