垂直扫描频率
vertical scanning
VSF Vertical Scanning Frequency
固定频率振荡器
fixed oscillator
FFO Fixed Frequency Oscillator
高频率振荡器
high frequency oscillation
多频率振荡
oscillation of multi-frequency
无线电频率振荡器
radio frequency oscillator
水平扫描频率
horizontal scanning
HSF Horizontal Scanning Frequency
石英晶体频率振荡器
QCFO Quartz Crystal Frequency Oscillator
quartz crystal frequency oscillator
QCFO
射束频率振荡器
beam frequency oscillator
BFO
可变频率振荡器
variable oscillator
VFO Variable Frequency Oscillator
VFO (Variable-Frequency Oscillator
扫描频率外差式分析器
sweep frequency heterodyne-type analyzer
扫描频率听力计
sweep-frequency audiometer
扫描频率发生器
frequency-sweep generator
扫描频率
rate of scanning
scanning frequency
scanning electron microscope
scan frequency
sweep frequency