例句與造句

1. alt = block diagram of a television receiver showing tuner, intermediate frequency amplifier.
2. Such a stage accepts as input the antenna signal, and provides an output to the intermediate frequency amplifier.
3. Stages were transformer coupled, with tuned transformers for the intermediate frequency amplifiers and a miniature audio transformer for the loudspeaker.
4. It's difficult to find intermediate frequency amplifier in a sentence. 用intermediate frequency amplifier造句挺難的