例句與造句

1. These were driven by a class B modulator with the same type of valves.
2. A pair of tubes used in a class B modulator can deliver 1800 watts of " peak " AF power in ICAS service with speech, or 1600 watts in CCS service with music or high duty cycle operation.
3. For quite a while, Machlett's 6697s were the most-used Class B modulator tubes ( as a push-pull pair ) and Class C final tubes ( as a single-ended pair ) in 50, 000-watt plate-modulated AM transmitters.
4. It's difficult to find class b modulator in a sentence. 用class b modulator造句挺難的