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这次有机会见到了国外一些民宅的采暖系统。它们的采暖系统除了用燃料分类即天然气、燃料油、电力和石油气外,也有用中央空调系统或个别采暖系统来区别。我所能看到的是室内的个别暖气系统,它们都是墙脚电力暖气或墙脚热水暖气。墙脚电力暖气是由独立温控系统调节每一个厅房的温度,它的优点是可以灵活地调整每一个房间的温度,但电力一停,温度马上下降,不如墙脚热水暖气还能保持一段时间。还
This time I had the opportunity to meet the heating systems of some foreign countries. Their heating systems, apart from using fuel classifications such as natural gas, fuel oil, electricity, and liquefied petroleum gas, also distinguish between central air-conditioning systems or individual heating systems. What I can see is the individual heating systems in the room. They are either wall-mounted or heated. Pedal heating is an independent temperature control system to adjust the temperature of each room, its advantage is that you can flexibly adjust the temperature of each room, but the power of a stop, the temperature immediately drops, not as hot as the wall foot heating can still maintain for some time. also