FIC Frequency Interference Control
FMIC Frequency Monitoring and Interference Control
frequency monitoring and interference control
50hz Frequency Interference
50Hz power frequency interference
active power-frequency control
AESautomatic frequency control
AFautomatic frequency control
Amplitude -frequency control
Anti-high-frequency Interference
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