隧道超前地质预报是工程地球物理研究中疑难问题之一。
Geologic forecast of tunnel is one of the difficult problems in the researches of engineering geophysics.
地质力学分析和隧道超前地质预报是隧道科学施工的必然产物，是安全、快速施工的要求。
Geomechanical analysis and geological prediction are are an requirement for scientific, safe and rapid construction.
超前地质预报作为隧道工程施工过程中规避施工风险的一项重要保证手段，已被广泛运用。
Advance geological forecast, as an important guarantee means to avoid construction risk in the tunnel construction process, has been widely used.
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.
隧道地质超前预报关系到隧道工程施工质量和安全，是国内外研究的前缘课题，也是工程地球物理研究中的疑难问题之一。
The geological prediction of tunnel is an important problem for construction quality and safety, and also a difficult object for engineering geophysics.
隧道地质超前预报是工程地球物理研究中的疑难问题之一。
Tunnel geological prediction is an important one of engineering geophysics subjects.
在隧道施工过程中，往往会综合使用多种超前地质预报方法。
Various advanced forecast methods are used during tunnel construction. Every method has plenty of original data.
岩溶隧道； 地质超前预报；破译技术；综合成果图；
Karst tunnel; Advanced geological forecast; Interpretation technology; Comprehensive result map;
岩溶富水隧道施工中对隧道掌子面前方一定范围内的地质情况进行超前探测和预测预报是保证隧道施工安全的关键技术。
In tunnel construction of rich water karst area, the key technology to guarantee the tunnel construction security is to detect and forecast the geological situation in front of the tunnel face.
介绍了TGP206地质超前预报系统的工作原理、解译技术及其在瓦窑坡隧道施工地质超前预报中的应用。
The paper introduces the working principles and interpreting technology of TGP206 geological forecasting system and its application in the forecasting in the construction of Wayaopo Tunnel.
通过对实例验证结果表明，应用瞬变电磁法进行隧道水体不良地质体超前地质预报是有效的。
The results from practice show that the said method is effective to the advanced geologic forecasting of the unfavorable geological bodies filled with water.
研究目的：明确岩溶山区深埋隧道施工突水灾害形成的地质条件，给隧道施工地质超前预报工作提供技术基础。
Research purposes: in order to ascertain geology condition of karst water bursting disaster in the course of tunnel caving and give a technique foundation for the work of tunnel geology prediction.
以吉林省白山市石碑岭隧道掘进中所进行的超前预报为例，介绍了地质雷达和地震反射波法在这一领域里的应用。
This paper gives an example of Shibeiling tunnel in Baishan city, Jilin, and introduces the GPR and seismic method .
对岩溶水进行准确及时的超前地质预报，是当前岩溶地区隧道设计与施工中亟待研究与解决的关键问题。
The exact and timely geological prediction is the critical problem most needed to be studied and solved in the design and construction of tunnels in karst zone.
为了保证隧道的安全施工，超前地质预报工作成为隧道施工工序的重要组成部分。
In order to ensure the safety of the tunnel construction, advanced tunnel geological prediction is an important part of tunnel construction processes.
以厦门海底隧道F3风化深槽为例，对超前地质预报系统的内容及工作步骤进行了应用。
The geological prediction system is applied to an example of F3 weathered slots of Xiamen subsea tunnel. Finally, the development trend of geological prediction system is put forward.
为解决探地雷达用于隧道地质超前预报时探测距离小的问题，在分析了雪崩三极管工作原理的基础上，设计了基于两级雪崩三极管串行级联的窄脉冲产生电路。
The status in quo of Impulse Ground Penetrating Radar and the general principle of Avalanche Transistor are discussed then a new method for Avalanche simulation is given in this thesis.
为解决探地雷达用于隧道地质超前预报时探测距离小的问题，在分析了雪崩三极管工作原理的基础上，设计了基于两级雪崩三极管串行级联的窄脉冲产生电路。
The status in quo of Impulse Ground Penetrating Radar and the general principle of Avalanche Transistor are discussed then a new method for Avalanche simulation is given in this thesis.
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