[請問] 18吋工業扇前放冰塊
我買了一臺18吋的大同工業扇
我在風扇前面放一罐2200ml的寶特瓶結冰塊
實際上吹起來好像沒什麼差別
感受不到什麼冰塊的冰氣
是本來就沒啥效果？
或是我擺的方法不對？
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