它不过是一个附有加热金属板的玻璃水瓶，下方有酒精灯加热。
But it is accompanied by a heated metal plate glass bottle, there are at the bottom of alcohol heating lamp.
豪迪·苟迪使用数盏加热灯向人们展示了经过技术处理后的双层玻璃窗的隔热效果。美国小餐馆通常使用这种加热灯对食物保温。
Goudey demonstrates how the treated double-pane Windows work with the help of heat lamps - the kind that diners use to keep food warm.
为了模拟夏天的环境，豪迪·苟迪将加热灯放在了双层玻璃窗的后面，这与夏天的室外条件一样。
To simulate a hot summer day, he puts them behind two double-pane windows that look identical.
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