low-frequency dry-flashover voltage

例句：

1. 1.The low-frequency dry-flashover voltage is a critical factor in determining the reliability of power systems.
   低频干式闪络电压是决定电力系统可靠性的关键因素。
2. 2.In this study, we investigated the effect of low-frequency dry-flashover voltage on the stability of power systems.
   在这项研究中，我们研究了低频干式闪络电压对电力系统稳定性的影响。
3. 3. The low-frequency dry-flashover voltage test is an important part of the power system testing process.
   低频干式闪络电压测试是电力系统测试过程中的一个重要环节。