oxygen monitor controller

例句：

1. 1. The oxygenmonitor controller is used to monitor the concentrationof oxygen in the air.
   氧气监测控制器用于监测空气中氧气的浓度。
2. 2. The oxygen monitorcontroller helps to ensure that the air qualityis safe for people to breathe.
   氧气监测控制器有助于确保空气质量对人们呼吸安全。
3. 3. Theoxygen monitor controller is essential for maintaining ahealthy environment.
   氧气监测控制器对于保持健康环境至关重要。