infrared beam control

例句：

1. 1. Theinfrared beam control system is designedto prevent the spread of disease.
   红外光束控制系统旨在防止疾病的传播。
2. 2. The infrared beam control systemwas developed to improve safety infactories.
   红外光束控制系统被开发出来以提高工厂的安全性。
3. 3. The infrared beamcontrol system is used to monitor the temperatureof the environment.
   红外光束控制系统用于监测环境的温度。