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。
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.
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 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.
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。
The purpose of engineering geological exploration is to provide project planners the basic engineering geological information and planning bases.
本文以多种地质、地球化学信息为基础，讨论该矿元素组合及其时空分布。
The element associations and their spatial temporal distribution are discussed based on synthetic analyses of multiple geological and geochemical information.
矿床地质模型是综合信息找矿模型的基础。
Metallogenetic model is a base for the comprehensive ore-searching information model.
电磁波与地表岩石、地质体发生作用，产生其特征光谱为遥感提取矿化蚀变信息提供了物理基础。
The characteristic spectrum produced by the interaction between the electromagnetic wave and surface rock is the theory basis of the mineralizing alteration information extraction by remote sensing.
在此基础上，利用信息量模型开发了基于GIS的空间分析地质灾害危险性区划模块。
Then, the spacial analysis module of GIS based information on assessment of geological hazards risk is developed.
在此基础上，利用信息量模型开发了基于GIS的空间分析地质灾害危险性区划模块。
Then, the spacial analysis module of GIS based information on assessment of geological hazards risk is developed.
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