This paper has discussed how to select geoidal model and how to determine normal height in GPS survey of long distance transmission line project.
就长距离超高压送电线路工程的GPS测量中如何选择大地水准面模型，如何确定GPS测量的高程等问题进行了讨论。
And the foundation rock obtained from the survey line, the RQD of data were analyzed to carry out mass changes the forecast model E050.
并对整个建基岩体由测线法获得的RQD数据进行整理统计分析，从而进行岩体变模e050的预测。
And the foundation rock obtained from the survey line, the RQD of data were analyzed to carry out mass changes the forecast model E050.
并对整个建基岩体由测线法获得的RQD数据进行整理统计分析，从而进行岩体变模e050的预测。
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