emitter coupled logic

例句：

1. 1. The emitter coupled logic is atype of digital circuit that uses transistors to switch signals.
   发射器耦合逻辑是一种使用晶体管来切换信号的数字电路类型。
2. 2. In this case, the emittercoupled logic was used to control the speedof the motor.
   在这种情况下，发射器耦合逻辑被用来控制电机的速度。
3. 3. The emittercoupled logic was designed to improve the efficiencyof the electronic device.
   发射器耦合逻辑被设计出来提高电子设备的效率。