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哈尔滨铁路局管辖地处祖国东北边陲,线路和站区遍布黑龙江省、内蒙与吉林省,东径117度至130度。冬季一月份日均气温-30～-17℃。冬至日太阳高度角15°～22°。按照一般规定日间距系数为2.4～3.7。鉴于近年来城市用地紧张,人们往往在居住规划与建设中,千方百计地缩小日照间距,来提高居住建筑密度,降低了日照条件,严重地影响居住环境质量。为了探索这个问题,在冬
The Harbin Railway Administration is located at the northeastern border of the motherland. The line and station area is located in Heilongjiang Province, Inner Mongolia and Jilin Province, and the east path is 117 to 130 degrees. The average daily temperature in January in winter is -30°C to -17°C. On the winter solstice, the solar altitude is 15° to 22°. In accordance with the general provisions of the daily spacing coefficient of 2.4 to 3.7. In view of the scarcity of land for urban use in recent years, people often try their best to reduce the sunshine distance in residential planning and construction, increase the density of residential buildings, reduce the sunshine conditions, and seriously affect the quality of living environment. To explore this issue in winter