摘要
结合大桥工程中跨河水准测量,分别运用常规的测距三角高程法和改进的测距三角高程法进行跨河水准测量,对结果进行比较和研究。
On the basis of river-crossing leveling works of some large bridge projects, this article adopted the normal EDM-trigonometric leveling method and the improved one respectively, then the results from both were discussed and analyzed.
出处
《地理空间信息》
2010年第2期146-147,153,共3页
Geospatial Information
关键词
测距三角高程
跨河水准测量
大桥工程
EDM-trigonometric leveling
river-crossing leveling
large bridge projects
