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在德国弗赖堡市出现了欧洲最现代化的住宅区。小区中的住宅房 ,把节约能源技术同传统的太阳能利用理想地结合起来 ,使产生的能量多于消耗的能量。在弗赖堡住宅新区 ,所有住房都是向阳的 ,它们是按照建筑要求精心设计的。房子的南面呈台阶状 ,可以获得丰富的热量 ,在冬天太阳斜
In Freiburg, Germany, the most modern residential area in Europe appears. Residential houses in a community combine energy-saving technologies with traditional solar energy utilization to produce more energy than they consume. In the Freiburg residential district, all housing is sunny and they are carefully designed to the requirements of the building. The south side of the house is stepped, can get rich heat, the sun in the winter slope