monostatic relay

例句：

1. 1.The monostatic relay is used to switch power between two different circuits.
   单极继电器用于在两个不同的电路之间切换电源。
2. 2.The monostatic relay was designed to improve the reliability of the communication system.
   单极继电器被设计用来提高通信系统的稳定性。
3. 3.The monostatic relay is a critical component in the electrical system, ensuring that power is transmitted accurately and efficiently.
   单极继电器是电气系统中的关键部件，确保电能准确、高效地传输。