当你在炉子上烧水的时候，你会打开燃灶来提供热量。在你的冰箱内部，虽然液态冷却剂是在很低的温度下沸腾，但它仍然会需要热能。冷却剂吸收的热能来自于冰箱内的空气。当冷却剂沸腾并蒸发为气体后，冰箱内的温度就接近北极地区了。What happens when the temperature starts to rise again? In order to repeat this chilling performance, the gas coolant has to release heat energy and change back to liquid state. To release heat, the coolant is forced into ...
