地质的

The result shows that the migration ability and distance of U are very limited in the geological, hydrogeological environmental conditions.

初步认为，在当地的地质、水文地质等环境条件下，铀的迁移能力有限，迁移距离较小。

On the basis of geological characteristic of the Huang Long gold deposit , the geologicalcharacteristic of gold deposit in the northern Shi Quan-Han Yin is described in this paper, inwhich three ore-controlling factors, including rock strata, tectonic, hypothermal altered, arealso studied.

本文以黄龙金矿床的地质特征为中心，叙述了石泉一汉阴北部金矿的地质特征，阐述了岩层、构造、热液蚀变三种控矿因素。

The karstic groundwater was found by means of hydrogeologic survey, geophysical exploration and drilling. The situation of lack of water in the area has been relieved.

采用水文地质调查、水文地质物探和钻探相结合的方法，为当地成功地寻找到岩溶地下水，缓解了当地人畜饮用水的紧张状况。

Against the particularity of problem of gas bursting of Ⅱ(sub script 1) coal seam in Ludian gliding structure in west Henan, through a large amount of work of field surveys and interior research, and viewed from the basic theories of structural petrology, discussed some characteristics of mining gas hazard such as image, mechanism and tectonic control process.

摘要针对豫西芦店滑动构造区二(下标1)煤层瓦斯突出问题的特殊性，通过大量野外地质调查和室内研究工作，从构造岩石学基本理论着手，讨论了构造区矿井瓦斯地质灾害的表象、机理和构造控制作用。

Based on analysis of characteristics of the roof and floor of each minable seam,this paper demonstrated some common issues occurring in underground working activities,providing reliable data for helping shaft geologists with their engineering design and construction and then contributing to mining activities in a better way.

通过对童亭井田各可采煤层顶底板特性分析，对不同顶底板岩性及采掘中遇见的问题进行了说明，为矿井地质工作人员设计、施工提供了可靠的地质依据，以更好地为矿井生产服务。

But the research on Neopaleozoic petroleum reservoir geology and pool-forming conditions in this area is a weak point all the times, as restricts Neopaleozoic exploration activity in south of North China. Therefore, the research on Neopaleozoic petroleum reservoir geology and pool-forming conditions in south of North China Basin is very important for objectively evaluating exploration prospect and optimizing exploration targets in Neopaleozoic of south of North China.

但是，关于研究区上古生界油气储层地质和油气成藏条件的研究始终是一个薄弱环节，且制约着华北南部上古生界的油气勘探，因此，开展《华北盆地南部上古生界油气储层地质与成藏条件研究》，对于客观评价华北南部上古生界油气勘探前景和进行勘探目标优选具有重要作用。

So if the oldland margin is well studied, it is possible to get a key for knowing the geological evolutional history and rock-forming and metallogenic processes in South China.

诸多地质学家认为华南地区地质演化特点是从扬子古陆边缘向外逐渐增殖，若对古陆边缘地区进行较好的研究必将得到认识华南地质史及成岩成矿的钥匙。

Iprovement of the numerical model, which are established by Fan 〓(1984), has been made in fitting error by adjusting 〓 ological parameters and boundary conditions.

通过调整水文地质参数和边界条件，进一步提高了范锡朋(1984)所建数值模型的精度，为管理模型的建立，提供了水文地质模型基础和数值模型工具。

The metallogenic geological background, structural control factor, geological characteristics of deposit in Dachang tin polymetal ore deposit are analyzed, the author thinks that the Dachang belong to polygenetic magmatic hydrothermal deposit, and it still have considerable exploration prospect s.

文章通过分析大厂矿田锡多金属矿成矿地质背景、构造控制因素、矿床地质特征，提出大厂矿床成因类型属物质多源岩浆热液矿床；认为该矿床还具有可观的找矿远景，提出开展大比例尺成矿预测的建

Because of the frequent encountering of serious geological hazards during construction of rivercrossing tunnels, preconstruction geology forecast is rather essential.

穿河隧道由于其特殊性，在施工中极易受到不良地质现象的影响，因此，施工前进行超前地质预报是十分必要的。

But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊！不用提了。提到肉，真是糟透了。