photoelectric detector

例句：

1. 1.The photoelectric detector is used to detect the presence of light.
   光电探测器用于检测光线的存在。
2. 2. The photoelectric detector is a crucial component in many electronic devices.
   光电探测器是许多电子设备中的关键组件。
3. 3.The photoelectric detector can be used to measure the intensity of light.
   光电探测器可以用来测量光的强度。