photoelectric automatic glove knitting machine

例句：

1. 1. The photoelectric sensor is used to detect the presence of light.
   光电传感器用于检测光线的存在。
2. 2. The photoelectric cell converts light into electrical signals.
   光电电池将光转化为电信号。
3. 3. The photoelectric switch is a simple and reliable way to control power.
   光电开关是一种简单可靠的控制电源的方法。