Study on water invasion and development game for super heavy oil in Xing-V formation of block Du229;
杜229断块兴V组超稠油水侵特点及开发对策研究
A study on water invasion behavior of buried hill reservoir.;
潜山油藏油井水侵动态研究
In order to correctly recognize water invasion characteristics of edge water drive gas reservoirs, the production performance data of some water producers and the poroperm characteristics of pay zones in edge water drive gas reservoirs are counted and compared.
为了正确判断边水气藏水侵特征,文章对一些边水气藏出水气井生产动态数据及其产层的物性参数进行了统计和对比,研究了不同气井动、静特征的共性和差异,借助数学表达式对气井出水变化规律进行了描述,并根据数学表达式将出水类型分为线形型、二次方型及多次方型等3类。
There are many methods for analysis of the water cutting intensity using field data.
应用矿场资料,分析水侵强度的方法很多,压降动态法以及水侵体积系数法是比较常用的方法。
This paper presents a new method to identify water encroachment of gas reservoir,which is based on unsteady fluid flow theory and application technology.
提出了利用不稳定渗流理论及应用技术进行水驱气藏水侵识别的新方法,将水驱气藏视为复合地层,建立了渗流数学模型,在获得数学模型的解后,利用Stehfest算法计算出水驱气藏中气井的压力及压力导数特征曲线,压力导数曲线具有4个明显特征:纯井筒储存阶段表现为单位斜率直线;气区的径向流动阶段,表现为斜率是0其值为0。
The river frets away the rocks along its banks.
河水侵蚀了两岸的岩石。
The sea had eaten away much of the shore.
海水侵蚀了大片海岸。
The sea had undermined the cliff.
海水侵蚀了悬崖的基部。
The waters undermined the great wall round the Imperial Hunting Park.
洪水侵蚀了禁园的墙基。
There are many dykes everywhere which keep the sea away from the land.
到处有堤防止海水侵入陆地。
The water gnaws at the soft cliffs
海水侵蚀着不结实的悬岩。
Water at great pressure is driven into joints and cracks
汹涌的海水侵蚀、磨蚀着岩石的弱线
aggressive water
腐蚀性水;侵进水;侵入水;侵蚀水;侵蚀性水
boiling water and water vapour etching test
沸水和水蒸汽侵蚀试验
encroachments made by the sea upon the land
海水对陆地的侵蚀之处.
worn away as by water or ice or wind.
被水、冰或风侵蚀的。
The sea is gaining on the land.
海水逐渐侵蚀陆地。
The water has rasped away the rocks.
水磨掉 [侵蚀] 了岩石。
Salt water is already entering the country's drinking water supply.
海水已经侵入该国饮用水供水系统。
Removal or erosion of soil by the action of moving water.
水蚀流水引起的水土流失或侵蚀
(2)the main erosion types arte water erosion and gravity erosion;
(2 )土壤侵蚀主要类型为水蚀及重力侵蚀 ;
Researching of Underground Water Environment Restoration in Seawater Intrusion Area;
海水入侵地区的地下水环境恢复研究
Salt Intrusion in the South Passage of Yangtze River Estuary during Extraordinary Dry Year
特枯水文年长江口南槽盐水入侵分析