high speed air switch

例句：

1. 1. The high-speed air switch isused to control the flow of air ina room.
   高速空气开关用于控制房间内空气的流动。
2. 2. The engineer installed the high-speed air switch to improve the efficiencyof the heating system.
   工程师安装了高速空气开关以提升供暖系统的效率。
3. 3. During a poweroutage, the high-speed airswitch helps to prevent damage to electrical appliances.
   在停电期间，高速空气开关有助于防止电器设备受损。