冬季太阳 meaning in English

winter sun

From the diagram above , it is obvious that in wintertime , the sun stays to the south
从上图，在冬季太阳总是在南面。向南楼容许阳光晒进屋内，令其温暖起来。
This allows 100 percent winter solar access and excludes all sun between the spring and autumn equinoxes
这样确保了100 %冬季太阳的射入，遮挡了春分秋分之间强烈的太阳辐射。
Perhaps warm colors remind people of warm days and the cool colors remind them of cool days . because in the north the sum is low during winter , the sunlight appears quite blue
也许暖色能使人们想起温暖的日子，而冷色使人想起冷的日子。因为在北方冬季太阳低，使人觉得似乎阳光有点发蓝，而在炎热的夏季令人觉得阳光似乎是黄色的。
In the paper , the following work was accomplished by theoretical analysis , numerical simulation and experiments : this paper analysis the weather character in beijing , solar irradiance in south wall of buildings and inner surface temperature of south windows and wall in winter has been calculated hourly . with the winter solar irradiance character , calculating the hourly heat load
主要研究内容如下:本文对北京地区的气候进行了分析,对冬季建筑物壁面的太阳辐射强度、南外窗和南外墙的内壁温进行了逐时计算,并结合冬季太阳辐射的特点进行了逐时热负荷计算。