渗流

The saturation equals 1 in saturated region.The piezometric tube waterhead equals position head by neglecting the effect of capillarity in unsaturated region.So the nonlinear parabolic equation of seepage flow will degenerate to Laplace equation about piezometric tube waterhead in saturated region and convective equation about saturation in unsaturated region respectively.

将渗流域分为饱和区与非饱和区，为避免研究复杂的多相流问题，可以认为非饱和区是与大气相通的，则测压管水头中的压力与大气压相等，使测压管水头等于位置水头，从而渗流控制方程在两个区域中分别退化为关于测压管水头的拉普拉斯方程和关于饱和度的对流方程。

Considering the 45-days' zero-flow of the river, the pumpage attenuation of seepage wells was calculated.

在考虑河流持续断流45d的情况下，计算了断流条件下渗流井出水量的衰减过程，在此基础上，确定了悖牛川陕西段河谷区地下水渗流井开采方式新增允许开采量。

The two phse flow with the ralative suturation from 10% to 90% are calculated and found the seem conclusion as phisycal experiment.

利用该模型对饱和度在10-90%范围内的气水二相流体渗流问题进行了大量的数值实验，揭示出裂缝气液二相流体临界渗流的物理规律。

The field survey, sampling, testing and collection of the geological and hydrogeological data were done for the description of evolutional geological structure and sedimentation and division and definition of water-bearing system and hydrogeological age and hydro-pressure system and study of the vadose field and chemical field. By establishing the rammer numerical model, the sandy mudstone thickness recovery model, water-rock interaction particle translative simulation and hydrogeochemical simulation, and using geological statistics, analogism and complex analysis method, water circulation and water exchange of each layer in each study stage have been researched, The results show the regularity of the vadose field evolution in different stages.

本项以野外调查、采样测试和搜集的地质、水文地质大量第一性资料为依据，在论述盆地的地质构造演化、沉积演化的基础上，以含水系统、水文地质期和水压系统类型的划分和定位为研究的切入点，渗流场、化学场为研究主线，通过建立压实数学模型、砂泥岩恢复厚度数学模型、水岩作用物质成分转移的实验模拟、水文地球化学模拟、地质统计法、类比法、综合分析法等方法，模拟计算了各研究层在各研究时期水循环特点和水交替强度，揭示了各研究层渗流场在地史进程中形成演化的规律性。

The new division method based on the flow unit conforms with the vadose laws. Therefore, it is quite applicable in the production of the oilfield and hence satisfies the need of exploitation layers adjustment.

这种基于流动单元划分沉积微相的方法是依据储层渗流性质的差异将储层划分成符合其渗流规律的层系，便于同油田开发的生产层系相结合，从而满足层系开发调整的需要。

The paper mummeries complexities and challenges for fluid flowing in fractured media,and focuses on the contents and methods to study fluid flowing in complicated fractured media for development of complex reservoirs.

总结了油气藏渗流力学存在的复杂性和面临的挑战，提出了复杂裂缝网络渗流力学的基本内容、研究方法，为复杂油气田开发提供了指导性的发展方向。

This paper conducts comprehensive and in-depth research on the determination of unsaturated permeability coefficient and water-air flow during ponding infiltration by experiment research and theory research. The research is reduced as the following:(1) In this paper, in terms of the shortage of the current apparatus of water permeability for unsaturated soils, the new unsaturated steady seepage apparatus for measurements of unsaturated permeability coefficient has been developed based on improvement and amendment on original apparatus.

主要研究成果如下：(1)本文从非饱和土渗透特性研究的需要出发，针对目前研制的非饱和土渗透仪的不足，根据非饱和土稳态渗流试验装置量测非饱和渗透系数的主要特点及存在的问题，提出了新型非饱和土稳态渗流试验装置研制开发的整体思路，完成了重要内容的研制。

Dongpinghu Reservoir is located in the congregation of Dongping, Liangshan and Wenshang of Shangdong province or connected section of withed part to narrow part in yellow river down reach. The reservoir was built in 1958, it was expanded on the basis of the natural like. The reservoir consists of bounded bank, secondary lake bank, segregate intake gate. The perimeter of bank is 88. 3km, and it was constructed in later 1950's.

中文题名东平湖水库围坝东段渗流控制研究副题名外文题名 Study on controlling permeability of east dam in Dongpinghu reservoir 论文作者余强导师佴磊教授学科专业地质工程研究领域\研究方向工程地质学位级别博士学位授予单位吉林大学学位授予日期2002 论文页码总数97页关键词水库围坝渗流控制防渗处理馆藏号BSLW /2003 /TV697 /1 东平湖水库座落在山东省东平、梁山、汶上三个县的交界处，位于黄河下游宽河道与窄河道的过渡段上。

Study on Three-dimension Seepage and Abutment Stability of Jinping High Arch Dam;2. This paper deals with the application of finite element method in the study of seepage field of sluice foundation.

应用有限元法对闸基渗流场进行计算，在计算过程中考虑排水效果和泥沙淤积的影响，得出渗流场的数值解，进而计算静水池的浮托稳定性，最后可确定静水池浮托稳定条件下的安全运用水头。

The technique does not have any simplification of drainage holes. In this paper, discussions are mainly conducted on the substructure mesh dividing and its second time automatic dividing, the substructure shape, the continuity among substructures and general elements, the classification and definition of the integrated hydraulic model of drainage substructure, the iteration computation of water level inside drainage hole, the application of the technique in solving unsteady unsaturated seepage field, etc., therefore, the high efficient, precise and quantitative analysis of the complex seepage with densely distributed drainage holes is totally realized.

该技术不对排水孔幕作任何简化，本文着重从子结构网格划分模式及二次自动剖分、子结构单元形态、子结构与总体单元网格之间的连续性、排水子结构完整水力学模型分类及定义、排水孔内水位迭代计算、排水子结构法在非稳定非饱和渗流场中的推广应用等各个方面进行论述，实现了对工程复杂渗流场中密集排水孔幕的高效、精细、定量分析。

The reasons of iron ions content overproof in grade Ⅱ desalting water system,such as variation water quality,contamination of regenerant , operation adjustment of pretreatment system and switching operation of bed were discussed.

对二级脱盐水系统中铁离子含量超标的原因，如来水水质发生波动、再生剂受到污染、预处理系统操作调整、床体运行切换等进行了论述。

You were hired to drum up new business, so go and do it.

公司雇你招徕新业务，你就做你的事好了。