冰只有二分之一,卡路里每克每度。
Ice is only ice is only one-half calorie per gram per degree centigrade .
所有的空间数据都基于西安80坐标系下的高斯&克吕格3度带投影。
All of the spatial data was based on Xi ' an 80 Coordinate System , Gauss Kruger 3 Degree Projection .