active power-frequency control
AESautomatic frequency control
AFautomatic frequency control
Amplitude -frequency control
audio frequency control
Automatic Frequency Control
自动频率控制
自动频率控制自动频率调整
微型计算机MEK6800D2
频率自动控制
自动频率控制接收机
Automatic Frequency Control (AFC )
automatic frequency control characteristic
automatic frequency control generator
甲脲(MMU)
自动频率控制产生器
自动频率控制振荡器
automatic frequency control receiver
automatic frequency control system
automatic frequency control transformer
automatic load frequency control
automatic load-frequency control
automatic local frequency control
自动本机频率控制
本机频率自动控制
自动局频控制
自动本地频率控制
automatic-frequency-control synchronization
automatic-frequency-control system
automtical frequency control system