pre-salt是什么意思

1) pre-salt
盐下
1.Hydrocarbon resources in the pre-salt is very rich,and eighty-five percent of oil and gas proven reserves is distributed in the presalt in PreCaspian Basin.
滨里海盆地盐下油气资源十分丰富,盆地内目前发现的85%的油气探明储量均分布在盐下层系内.
2.Accordingly,the filled stratigraphy including the pre-salt sequence,the intra-salt sequence and the post-salt seq.
盆地经历了晚侏罗世-早白垩世巴列姆期的裂谷阶段、阿普第期的过渡阶段及晚白垩世至今的被动大陆边缘阶段;形成盐下、盐间和盐上三套沉积层序,相应具有盐下、盐间和盐上三套含油气系统.
2) Subsalt reservoir
盐下油藏
1.Block removing method for Well 8010 in Subsalt reservoir of Kenjiyak Oilfield;
肯基亚克油田盐下油藏8010井井筒堵塞机理与解堵技术
3) subsalt imagery
盐下成像
4) subsalt strata
盐下层系
1.Features and Exploration Trends of Hydrocarbon Accumulation Assemblage of the subsalt strata in Marginal Caspian Basin of Kazakhstan;
哈萨克斯坦滨里海盆地盐下层系油气成藏组合特征及勘探方向
5) subsalt structure
盐下构造
1.Interpretation method of subsalt structures in significant thickness of salt beds,east merging of littoral Caspian Sea basin.;
滨里海盆地东缘巨厚盐岩区盐下构造的解释方法研究
2.Identifying subsalt structure and reservoir prediction in central block of eastern margin of Pre-Caspian basin.;
滨里海盆地东缘中区块盐下构造识别与储层预测
3.In seismic exploration,subsurface salt dome,as a high-velocity geologic body,brought about a series of problems to ordinary processing in time domain and interpretation,for example,false image of subsalt structure and abnormal stack velocity field.
在地震勘探中,地下盐丘作为一个高速地质体会给常规时间域处理和解释带来一系列的问题,如盐下构造的假象和叠加速度场异常等.
6) under-salt reservoir
盐下储层
1.Prediction for under-salt reservoir of Ordovician in East Ordos basin;
鄂尔多斯盆地东部奥陶系盐下储层预测