Based on the basic geology this paper determines the development history of kailu basin , and comprehensively analyses hydrogeologic conditions and hydrogeochemical characteristics , as well as the uranium concentration in groundwater , determines the prospecting significance of regional confined aquifers in yaojia and sifangtai formations formed during the subsidence stage of the basin 本文从基础地质条件出发，界定了开鲁盆地的发展历史，全面分析了研究区的水文地质条件、水文地球化学特征及地下水的含铀性，确定了在整体坳陷期形成的姚家组和四方台组区域承压含水层的找矿意义。
Moreover , by dividing the hydrogeological stractural layer , and infiltration and seepage systems , distinguishing hydrochemical anomalies of shallow groundwater and deep groundwater this paper expounds hydrogeological conditions and hydrogeochemical features of the kailu basin and their effect to the development of the interlayer oxidation zone , predicts two prospective areas for in - situ leachable sandstone - type uranium deposits , and finally proposes the daodemiao area as the most favourable metallogenic target for uranium ore - formation 同时，从水文地质构造层、渗入渗出体系的划分及浅层地下水和深部地下水化学异常显示等方面入手，较详细地阐述了开鲁盆地水文地质条件和水文地球化学特征及其对层间氧化带发育条件的影响，预测了两处可地浸砂岩型铀矿的成矿远景地段，并指出道德庙是本区最具找矿前景的地区。
On the basis of systematic analytsis on physical geography and geological set , the hydrogeology conditions of chaoshui basin , such as groundwater type , water charactestics , hydrogeological property and hydrogeochemistry charactestics , are studied according to results of research and field inverstgation , and uranium ore - forming hydrogeology conditions in chaoshui basin are known in this paper 摘要在系统分析潮水盆地自然地理及地质背景的基础上，通过对前人工作成果的总结和野外现场调查，对盆地水文地质条件，包括地下水类型、地下水动力特征、水源点水文地质属性及水文地球化学特性进行了分析，并得到了对潮水盆地铀成矿水文地质条件的认识。
Using the theory of environment isotope and deuterium excess ( d - excess ) parameter , we found the cause of formation of spring ground water in mianzhu area , including the water origin and transportation process and recharge and discharge relationship of various water bodies and hydrogeologic units ; 2 . the type of terrestrial heat system is low - medium temperature system of convective type ; 3 . this paper valued the si well ( including the scale of geothermal water , exploitation potential and evaluation of medical treatment mineral water ) ; 4 论文以同位素地球化学和水文地球化学的理论、技术为基础，结合绵竹三箭水s _ 1井及其邻区温泉地下水形成的区域地质构造背景、地层岩石组合特征及主要水文地质条件，剖析了研究区内可能存在地热温泉水的“储、盖、通、源”基本条件，对该区各水体的氢、氧同位素、氘过量参数、氚含量以及水化学分析资料进行了系统地研究，取得了以下成果。
Through field investigation and analysis indoor , with studying all hydrochemistry data in detail , including macro components and micro components , the author finds out the hydrochemistry feature of ground water . for further specifying the ground water system , with cluster analysis of macro components of surface water and ground water in total 147 samples and the analysis of micro components , including ree , the main ground water systems are distinguished by and large , especially the ground water system main of fault no . 7 and fault no . 15 water bearing belts which have differences at macro and micro components between the two ground water systems , moreover , the main hydrogeochemistry effects are established such as lixiviation , oxidization , precipitation and mixing effect , especially the mixing effect which result in the complexit y of the hydrochemistry of deep bearing tectonic fracture water . based on them , the hydro geological model of upper dam base is established , meanwhile the author summarizes the hydrochemistry feature of weathering crevice water , surface tectonic crevice water and deep tectonic crevice water 为此，本文以大岗山坝区水文地球化学问题为研究对象，通过野外调查和室内分析，详细的研究了坝区水化学资料，包括宏量组分、微量组分，查明了坝区地下水水化学特征，对采集的147个地表及地下水样的宏量组分进行聚类分析，结合微量元素，稀土元素的研究，并应用二氧化硅地热温标确定了深部构造裂隙水的热源深度，基本区分了坝区各个主要地下水水系，特别是以f7 、 f15断裂含水带为主的地下水系，它们的宏量组分、微量组分以及稀土等方面均存在差异，以此为基础，结合坝区水文地质条件，建立了坝区的上坝址的水文地质模型，同时通过分析了坝区花岗岩区的水化学资料，确立了坝区主要的水文地球化学作用，分别为：溶滤作用、氧化作用、沉淀作用、以及混合作用，混合作用是导致深部承压裂隙水水化学复杂的主要原因，并总结了坝区风化裂隙水、浅部构造裂隙水、深部构造裂隙水的水化学特征。
Of the various kinds of prospecting work , the hydrogeologic work should be mainly carried out in following aspects : division of hydrogeological units , the determination of artesian water - bearing system and the identification of prospecting target horizon ; the analysis on hydrodynamic regime , the analysis on hydrogeochemical environments , the paleo - hydrogeologic analysis and the delineation of redox front and favourable area for uranium ore - formation 其中水文地质工作着重从以下几个方面来进行：水文地质单元划分；承压含水系统和目的层的确定；水动力条件分析；水文地球化学环境分析；古水文地质分析；氧化还原带和成矿有利地段的圈定。
The hydrochemical materials of the ground - water reflect much information . the analysis of macroelements provide important references for the separation of the ground water system , and the important hydrochemical effects in the development of the ground water have been also concluded at the same time . the method of multivariate statistical analysis has been applied to macroelelements , with cluster analysis and principal factor analysis especially , in orde to draw out impotant information , which gets twice the result with half the effort 地下水的水化学资料反映了丰富的信息，其中宏量元素的分析，对地下水系的划分提供了重要的依据，同时归纳出了本区地下水形成时的重要的水文地球化学作用。引用了多元统计的方法对宏量元素进行了聚类与主因子分析，使重要的信息便于提取，起到了事半功倍的效果。地下水微量元素的分析，提供了重要的信息。
On the base of the study on the hydrogeochemistry at dam area , the author analyzes the last hydrochemistry data of bearing crevice water . from the diagram of piper and the correlation diagram of na / ca and na , it is known that the deep bearing tectonic fracture water is produced by two sources mix , meanwhile it is found out that there is better hydraulic power connection among bore d46 , d503 , d211 , which shows there is better nnw hydraulic power connection at complex zone making up of fault no . 7 , no . 15 and no . 2 在坝区的水文地球化学的研究基础上，整理分析了坝区以前的承压裂隙水的水化学资料，从piper图、 na ca ? na关系图，说明了坝区深部承压裂隙水是二源混合的产物，结合聚类分析表明了坝区d46 、 d503 、 d211钻孔之间存在较好水力联系，进而说明了在坝区f7与f15断裂带以及f2构成的复杂地带存在北北西向较好的水力联系。
