fan static head

例句：

1. 1.The fan is designed to cool the room efficiently.
   这个风扇设计用来有效地冷却房间。
2. 2. The fan's static head is causing a problem with the display.
   风扇的静电头导致了显示的问题。
3. 3. The fan was replaced after the static head failed.
   风扇在静电头失效后被更换了。