Three main rock types make up the geology of Singapore: igneous, sedimentary and alluvium. Where is the main source of granite found?

形成新加坡地质的三种主要岩石类型：火成岩、沉积岩和冲积岩。哪里是花岗岩的主要来源地？

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Ground stress is the ultimate force source which affects all the ground project stability and one of the main subjects that the engineering geology long-time studies.

地应力是影响一切地下工程稳定性的根本力源，是工程地质学科长期研究的主要课题之一。

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Oil and gas source correlation and oil accumulation process are studied through the integrated geochemistry and petroleum geology study.

根据地球化学和石油地质综合研究，对其油气来源和成藏过程进行了分析。

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Offshore deposits present a potentially enormous source of methane but also some environmental concern, because the underwater geology containing them is unstable in many places.

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