perforated plate for cooling

例句：

1. 1.The engineer designed a perforated plate for cooling to improve the efficiency of the air conditioner.
   工程师设计了一个用于冷却的穿孔板，以提高空调的效率。
2. 2. The construction workers used perforated plates for cooling to prevent the concrete from cracking.
   建筑工人使用用于冷却的穿孔板来防止混凝土开裂。
3. 3. The scientist developed a new type of perforated plate for cooling that could reduce energy consumption by up to 30%.
   科学家开发了一种新型用于冷却的穿孔板，可以降低能源消耗高达30%。