第二在调查和分析相关资料的基础上，概括总结和阐述泉域研究区的自然地理、地质和水文地质条件。
Secondly, on the basis of investigating and analyzing the relevant data, we briefly summarize and expatiate the natural geography, geology, hydro-geological condition and of the spring field.
对白杨水源地的地质和水文地质条件进行简要论述，在此基础上建立了二维潜水地下水水流和水质的数学模型。
Through the description of geological and hydrogeological conditions in the Baiyang water resource field, mathematical models of phreatic groundwater flow and groundwater quality are established.
对上海崇明越江隧道工程沿线的工程地质和水文地质条件进行概略总结，并对场地内的不良地质及其对策进行了分析评价。
The paper summarizes the engineering geologic and hydrogeologic condition along the Shanghai Chongming Tunnel and analyses the unfavorable geological condition and its solution in the site.
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