It is important to have advanced forecast method for geologist before tunnel construction, because the tunnel has the feature of complicated geological environment and lack of basic information.
由于隧道具有地质环境复杂，基础信息匮乏的特点，因此在隧道施工前进行地质超前预报尤为重要。
In project, which is the explanation of geological information system, isoline map is a basic graphics show function the main task is accomplishing this function.
在项目地质资料解释系统中，等值线图是其一项基本功能，本文的主要任务既是实现这一功能。
The construction of the geological map spatial databases has great significance for the fast renewing of basic geological maps, sharing of information resources and study of basic geoscience.
地质图空间数据库的建立对于基础地质图件的快速更新、信息资源共享以及基础地质科学研究具有重要意义。
The purpose of engineering geological exploration is to provide project planners the basic engineering geological information and planning bases.
工程地质勘察的目的。是为工程设计人员提供必需的基础工程地质资料信息和设计依据。
This paper apply economic geology and geographic information system basic principle, taking small blue well field 7 coal bed geological condition as object of study.
本论文应用地质学和地理信息系统基本原理，以小青井田7煤层地质条件为研究对象。
And meanwhile it provides the basic information and the basic data platform for the urban geological environment evaluating and the urban visible information realizing too.
为实现城市工程地质环境评价和城市可视化提供了基础数据和平台。
And meanwhile it provides the basic information and the basic data platform for the urban geological environment evaluating and the urban visible information realizing too.
为实现城市工程地质环境评价和城市可视化提供了基础数据和平台。
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