...系统有两种,一种叫做地理坐标系统(Geographic Coordinate Systems),还有一种叫投影坐标系统(Projected Coordinate Systems),他们位于ArcGIS安装目录的Coordinate Systems文件夹中,其实ArcGIS还有一种坐标系统叫做Vertical Coordinate Systems,直译过来...
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... Edit 按钮, 点击 Select, 选择合适的大地坐标系(Geographic Coordinate Systems)和投影坐标系(Projected Coordinate Systems),然后点击 add,确定。
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...在“空间参考属性”对话框中的“坐标系”选 项页下,将选择合适的坐标系统,点击“选择”按钮。在(Projected Coordinate Systems 目 录 下 , 选 择 Gauss Kruger---?Xian 1980--?
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This is because projected coordinate systems have a Y-axis which is the opposite of pixel coordinate systems.
这是因为预计坐标系统有一个Y轴是相反的像素坐标系。
Both geographic and projected coordinate systems include a definition of the assumed shape of the earth (a flattened sphere); this is called the geodetic datum.
地理和投影坐标系都包含对地球形状的假设(一个略扁的球体);这称为大地基准点。
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