underflow indication

例句：

1. 1. The underflowindication is critical for maintaining the system's stability.
   下溢指示器对于保持系统的稳定性至关重要。
2. 2. In this experiment, the underflow indication was used to monitor the flow rate.
   在这个实验中，下溢指示器被用来监测流量速率。
3. 3. The underflow indication helps to prevent potential problems with the system.
   下溢指示器有助于预防系统潜在的问题。