【摘要】 对描述地面点位的几种坐标系统作了简要介绍 ,并着重讨论了高斯投影的变形及跨带边的距离及角度特点以及跨带附近点的放样问题更多还原

【Abstract】 Several coordinate systems describing point site were introduced,the deformation of Koss projection,distance and angle between over-zones and setting out works of points beside over-zone were mainly disscussed.更多还原