The model presented here only USES a digital elevation model (DEM) to compute direct solar radiation, time of irradiation and simply diffuse radiation.
本模型只需数字高程模型(dem)就可计算太阳直接辐射、日照时间和简化的散射辐射。
The model of the solar radiation on the airship surface was developed, including direct radiation, scattered radiation and reflected radiation.
文中建立了飞艇表面太阳能电池接收太阳直接辐射、散射辐射、反射辐射的模型。
Effects of greenhouse orientation, number of spans, time of year and the latitude on the direct solar radiation transmissivity into greenhouses were analyzed using a mathematical model.
应用数学模型分析了温室方位、连栋数、季节及地理纬度对太阳直射光透过率的影响。
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