Using the electromagnetic shift method to tem data - processing , one can rather accurately locate local conductive geological bodies , benefit from high processing speed and obtain vivid interpretation result 利用电磁偏移方法处理tem资料，能够较准确地确定局部导电地质体的空间位置，处理速度快，解释结果形象。
According to the data characteristics of mineral resources exploration , this paper has studied the volume rendering algorithm model and the spatial interpolation method suitable for 3d visualization of geological information 摘要针对矿产资源勘探数据的特点，研究了适合地质体信息三维可视化的体绘制模型和空间插值算法。
The surrounding rock is destroyed by repeated geological act , and the destroyed rock masses are disturbed or destroyed another time , the rule of destruction is different from that of complete material 隧道围岩历经多次而且反复的地质作用，经受过破坏，已经遭受过破坏的地质体再遭扰动或破坏时，其破坏规律亦有别于一般完整材料的破坏规律。
By knowing the surface information of the geologic bodies , the planar section map and three - dimensional section map can be generated along arbitrary directions , which reflect the outer profile and inner structure of the geologic bodies 提供了从任意方向对三维地质体剖切生成平面或立体剖面图的方法，使地质体的整体轮廓和内部结构得到直观的反映。
Using an olympic project as the paper analyzes various waveform features in the seismic imaging profiles , which are relevant to different backfills and geologic bodies in complex neritic backfilled areas , a prospecting example 并通过奥运工程勘察实例详细分析了该方法在复杂的浅海人工回填区域中不同的填入物与地质体在时间剖面上所展现的各种不同波形特征。
Applying spatial interpolation and data topographty model , realizes that isoline data create grid data , forms surface and makes three - dimensional geological body , according to the actual demands in oil and gas field development 运用空间插值、数字地形模型等方法，根据油气田开发中的实际需要，实现由等值线数据生成网格数据，形成构建表面，最终得到三维地质体。
With the stratumtous geological body as the object , the magnanimity data received from the geological exploring were processed first . a data model was presented for the geological body and the 3d visualization for the geological structure was mainly researched 本文以层状地质体为研究对象，主要研究了勘探得到的海量数据的处理、地质体数据模型的建立以及地质体结构的三维可视化问题。
It is the geological data pretreatment to set off cells of geological body and to select model and forecast cells and to pick up and to evaluate geological variable , the evaluated geological cells are finally gridded by gis 地质数据预处理，就是在深入研究测区的地质资料的基础上，对地质体进行单元划分、选择模型单元和预测单元、提取地质变量并赋值，最后对赋过值的地质单元利用gis进行网格化。
In addition , it introduces the principle of the transient - electromagnetic method , the site operation and its effect , and it also describes the data sorting , data interpreting and the process of the geological result 通过工程实例，对瞬变电磁法的勘察原理、现场操作和勘察效果作了详细介绍，叙述了内业资料整理、资料解释和地质成果分析的过程，讨论了应用瞬变电磁法在勘察不良地质体中应注意的有关事项。
Numerical simulation for 3 dimensional geologic bodies with different electric property parameters , which is conducted under the way of central loop tem , is the theoretical foundation for understanding its electromagnetic response characters and developing new interpreting methods 摘要不同电性参数的三维地质体在中心回线瞬变电磁观测方式下的数值模拟是认识其电磁响应特征规律并进而开发新解释方法的理论基础。
