The faults activity appraisal is a foundation for study of regional tectonic stability because it directly affects the safety of a hydraulic engineering structure against seismic activity.
断层活动性评价是研究区域构造稳定性的基础，它直接影响到水工建筑物本身的抗震安全。
2
Great advantages of saving computer time significantly and improving accuracy are obtained by using this method to model foundation and tectonic problems.
结果显示这种无穷元在模拟此类地基与构造问题上具有很大优越性，大量减省计算机时，提高了计算精度。
3
Owing to tectonic activity with multiple stages and appropriate deformation, it lays a good foundation for hydrocarbon migration, accumulation and trap forming.