文中介绍了万家寨引黄工程南干线2号埋涵的施工方法，采用了“井点法”排除地下水。
In the paper, the construction technology of buried culvert in No. 2 tunnel in Wanjiazhai YRDP using well-point to discharge ground water, is adopted.
用数值模拟研究手段对七点法井网、五点法井网以及单油层、多油层聚合物驱的波及系数及驱油效果进行了模拟；
The sweep efficiency and oil displacement effect of polymer flooding in seven spot and five spot patterns for single and multizone reservoirs were simulated by numerical simulation.
本文所建立的数学模型可以进行行列式注气井网开发指标的预测，也可以推广应用于五点法和其它面积井网注气开发指标计算。
The new maths model can be apply to forecasting of line drive gas injection, and can be popularized to five-spot and other areal well pattern.
在四点法面积井网的基础上，因地制宜加密井网可提高平面储量动用程度；
On the basis of four - spot areal well pattern, infill well pattern with local conditions will improve the degree of producing reserves on the plane.
在四点法面积井网的基础上，因地制宜加密井网可提高平面储量动用程度；
On the basis of four - spot areal well pattern, infill well pattern with local conditions will improve the degree of producing reserves on the plane.
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