Keep the temperature at a comfortable level. Body temperature drops when you fall asleep. Keep a light blanket handy just in case.
让温度保持在舒适水平。入睡后体温会下降。旁边放好薄毯以防万一。
Fresh air also helps keep your body comfortable. The temperature, the amount of moisture in the air and the motion of the air all affects your comfort.
新鲜空气也有助于保持身体舒适。气温、湿度以及空气流动都影响你的舒适。
Absorbs, stores and releases excess warmth to help keep you in a comfortable temperature zone.
吸收，储存和释放多余的体温，帮助你保持理想睡眠温度。
A fresh air system with a preheat function can provide comfortable temperature of fresh air to keep the indoor temperature at the same time to achieve energy-saving purposes.
具有预热功能的新风系统，把温度适宜的新风引入，保持室内温度的同时又达到节能的目的。
A fresh air system with a preheat function can provide comfortable temperature of fresh air to keep the indoor temperature at the same time to achieve energy-saving purposes.
具有预热功能的新风系统，把温度适宜的新风引入，保持室内温度的同时又达到节能的目的。
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