automatic frequency control

基本解釋

For welding thicker pieces, automatic frequency control should be adopted.
對於較厚的銲件，應(yīng)進行頻率自動控制。
Automatic gain control(AGC)and automatic frequency control(AFC)were also integrated into the chip.
芯片內(nèi)部還集成了自動增益控制（AGC）、模擬自動頻率控制（AFC）模塊。
Based upon the same idea, circuits having remarkable advantages such as frequency difference polarity discriminator circuits and automatic frequency control circuits are also proposed.
基於同樣的原理，文中還介紹了具有明顯優(yōu)點的頻差極性判別電路及自動調(diào)頻電路。

a system in a radio or television receiver by which the tuning of an incoming signal is accurately maintained ( abbr: AFC)