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1.The air conditioner in the room has a draught exclusion device to keep the temperature comfortable.
房间里的空调有一个通风排除装置,以保持温度舒适。
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2.The factory uses a draught exclusion device to prevent dust from entering the production area.
工厂使用一个通风排除装置来防止灰尘进入生产区域。
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3. The engineer installed a new draught exclusion device to improve the efficiency of the exhaust system.
工程师安装了一个新的通风排除装置,以提高排气系统的效率。