This paper introduces several key technological issues in the construction of highway tunnels under-crossing the gasstratum, which provides the reference for similar engineering.
着重介绍了公路隧道穿越含瓦斯地层时的几个关键性技术问题，为同类工程提供参考。
2
Widespread slope is the main oil & gas migration direction of simple half graben rift, where developed various hydrocarbon reservoirs including tectonic, lithological and stratum one.
地域广阔的斜坡是简单箕状断陷油气运移的主要指向，发育着构造、岩性、地层等多种多样的油气藏。
3
Mainly studied the prediction model of sulfur deposition in the stratum and transient well test of sour gas well.