闭合水准路线
- 网络closed leveling line; closed leveling route
闭合水准路线闭合水准路线
closed leveling line
Untitled Document ... 闭合导线 closed traverse 闭合水准路线 closed leveling line 地图选取 cartographic selection ...
closed leveling route
郑州大学讲义 - 免费文档下载 ... (c)支水准路线( spur leveling route) (a),闭合水准路线( closed leveling route) ...