wedge-type transistor

例句：

1. 1.The wedge-type transistor is used in many electronic devices.
   楔形晶体管被用于许多电子设备中。
2. 2. The wedge-type transistor has a high power efficiency and low noise level.
   楔形晶体管具有高功率效率和低噪声水平。
3. 3. The wedge-type transistor is widely used in the field of telecommunications.
   楔形晶体管在电信领域得到了广泛应用。