subminiature relay

例句：

1. 1.The subminiature relay is used to control the speed of a motor.
   微型继电器用于控制电机的速度。
2. 2. The subminiature relay is an important component in many electrical systems.
   微型继电器是许多电气系统中的重要组件。
3. 3.The subminiature relay was designed to be small and compact, making it ideal for use in small devices.
   微型继电器被设计成小而紧凑，使其非常适合用于小型设备中使用。