flow monitor

例句：

1. 1. The flow monitor is designed to detect and prevent water leaks in the pipeline.
   流量监测器旨在检测并防止管道中的漏水。
2. 2. The engineer used a flow monitor to ensure that the pump was operating at optimal efficiency.
   工程师使用流量监测器来确保泵的运行效率达到最优。
3. 3. The flow monitor helped us identify the source of the problem and fix it quickly.
   流量监测器帮助我们找到了问题的根源并迅速解决了它。