High and low bucket basins are arranged by taking advantage of topographic conditions underlining river bed at release sluice of Qiaogong Hydropower Station.
利用桥巩水电站泄水闸河床地形特征，布置高低两种戽式消力池。
Total station topographic mapping method Total station mapping of the work process are: data collection, data processing, graphics editing and graphics output.
全站仪的地形图测绘方法全站仪测图的工作过程主要有：数据采集、数据处理、图形编辑和图形输出。
Nowadays the most common used methods for extracting small range topographic data are the total-station-based ground surveying and the photography-theodolite-based terrestrial photogrammetry.
目前常用的小范围地形数据采集方法主要有基于全站仪的地面测量方法和基于摄影经纬仪的地面摄影测量方法。
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