区域地壳稳定性是进行重大工程建设时必须研究的课题。
It is essential to study the subject for evaluating the regional crust stability before a large and important project is established.
重大工程选址区域地壳稳定性评价专家系统的开发涉及到众多学科。
An expert system of regional crustal stability evaluation of the siting of key engineering works has been developed.
唐山地区区域构造复杂，工程地质问题众多，地震频繁，总体看来唐山地区区域地壳稳定性相对较差。
Tangshan area, complicated in regional structures which result in frequent engineering problems and earthquakes, is relatively unstable in its regional crust.
地理信息系统(GIS)因其具有强大的数据管理功能和空间分析功能，为区域地壳稳定性研究提供了新的研究方法。
However, Geographic Information System (GIS) has powerful ability of data process and spatial analysis, it provides a new way for regional crustal stability research.
阐明这些地区晚第四纪的地壳运动对于研究断裂的活动性、地震预测预报以及重大工程的区域稳定性评价均有重要意义。
This result is significant for the research on the fault activity and earthquake prediction and for the stability evaluation of important engineering region.
阐明这些地区晚第四纪的地壳运动对于研究断裂的活动性、地震预测预报以及重大工程的区域稳定性评价均有重要意义。
This result is significant for the research on the fault activity and earthquake prediction and for the stability evaluation of important engineering region.
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