diffusion-alloy phototransistor

例句：

1. 1.The diffusion-alloy phototransistor is a key component in the development of new electronic devices.
   扩散合金光电晶体管是开发新型电子设备的关键组件。
2. 2.The diffusion-alloy phototransistor has been widely used in various applications, including imaging and communication systems.
   扩散合金光电晶体管在各种应用中得到了广泛应用，包括成像和通信系统。
3. 3. The diffusion-alloy phototransistor is an important research topic in the field of optoelectronics.
   扩散合金光电晶体管是光电领域的一个重要研究课题。