sequential switcher

例句：

1. 1. The sequential switcher is a device that allows you to control the flow of power in a circuit.
   顺序开关器是一种允许您控制电路中电力流动的设备。
2. 2. The sequential switcher was designed to improve the efficiency of the power system.
   顺序开关器被设计用来提高电力系统的效率。
3. 3. The sequential switcher is used in many industrial applications to ensure safe and reliable operation.
   顺序开关器在许多工业应用中使用，以确保安全和可靠的操作。