图场复演率
field-repetition rate
图场扫描
field scan
锁定转子频率
locked-rotor frequency
特性频率
characteristic frequency
梯级频率分布图
histogram
天线共表频率
antenna resonant frequency
天线自然频率
natural frequency of an antenna
调速频率倍增器
kilystron frequency multiplier
调谐簧频率计
tuned reed frequency meter
调制频率
modulating frequency; modulation frequency
跳动脉冲重现频率
jiffered pulse recurrence frequ-ency
听域频率
audio frequency
听域下频率
infrasonic frequency; subsonic frequency
通用频率因子
universal frequency factor
同步节拍频率
sync tip frequency
同轴频率计
coaxial-line frequency meter
图素频率
picture frequency
图像频率
image frequency
图像频率响应
image frequency response
外差频率
heterodyne frequency