diffused emitter-collector transistor

例句：

1. 1. The new design of the device has significantly improved its performance.
   该设备的新设计显著提高了其性能。
2. 2.The diffused emitter-collector transistor is widely used in various electronic devices.
   扩散发射器-集电极晶体管在各种电子设备中被广泛使用。
3. 3.The diffused emitter-collector transistor is an essential component in the circuit design.
   扩散发射器-集电极晶体管是电路设计中不可或缺的组成部分。