"地下工程测量"是个多义词，它可以指地下工程测量（工程测量学术语）,地下工程测量（2005年测绘出版社出版书籍）。
初始地应力状态是岩石地下工程设计中的重要参数，而水压致裂法是深部岩体应力测量的理想方法。
The initial stress is one of the most important parameters for the design of underground rock engineering, and hydro-fracturing method is a robust technique for stress measurement in deep rock mass.
本文以城市地铁建设为对象，对现代城市地下工程各阶段的高精度测量技术进行了研究。
The city subway construction being taken as the object, the high accuracy direction survey technology at the various stages of the modern city underground project was studied in the paper.
为此，本文讨论了地应力测量及其地下工程应用值得注意的问题。
Therefore, this paper has discussed the items needed to pay attention before and after crustal stress measuring.
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