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- Keywords saline lacustrine basin;evaporite materials;organic matter;co-deposition;hydrocarbon generation; 咸化湖盆;盐类物质;有机质;共生沉积;油气生成;
- saline lacustrine basin 咸化湖盆
- The lacustrine basin was alternately filed with regressive and transgressive depositional intervals. 最大洪泛期沉积的湖相泥岩为坳陷型盆地重要的生油岩和区域性封盖层。
- The slope belts of rifted lacustrine basin in Bohai Bay Basin are very important for hydrocarbon accumulation. 渤海湾盆地断陷湖盆的斜坡带是油气聚集的重要场所。
- The study shows that Songliao basin was a deep-water lacustrine basin during the deposition stage of Cretaceous Qingshankou-Nenjiang period. 结果表明:白奎系青山口组到嫩江组沉积时期,松辽盆地为深水拗陷湖盆,沿长轴方向为缓坡,短轴方向为陡坡。
- The transgressive systems tract of the continental sepquences in the Biyang fault depression as a lacustrine basin is dominated by a retrogradational fan delta. 泌阳断陷湖盆陆相层序水进体系域以退积型扇三角洲为其沉积主体,靠近构造枢纽的陡坡带边缘,冲积扇相域越来越窄,而向盆内则由滨浅湖逐渐过渡为半深湖。
- While the water redistributing, the change of the relative lake level is not even at each point in lacustrine basin and the parasequence sets are also different. 水体发生重新分配过程中,湖盆中各点的相对湖平面变化并不统一,由此产生的准层序组也不一致。
- The evaporation degree of the lacustrine basin was gradually increasing, and the water depth was gradually shallower from Member 4 to Member 2 of Qianjiang Formation. 在潜江组淡化段中,沉积微相的纵向演变过程或组合类型复杂多变,总体上由潜国段至潜二段组成,湖盆的蒸发强度越来越大,水深越来越浅。
- High frequency sequence of lacustrine basin in Biyang fault-depression was formed by palaeoclimatical cycle transformation which is caused by Milankovitch orbit cycle. 研究结果显示,泌阳断陷湖盆的高频层序是由地球轨道旋回所驱动的古气候周期性变迁所形成的。
- The secondary slumping turbidites are mainly developed in the deep sag below the bed form break and can form one of the most favorable subtle petroleum reservoirs in the rift lacustrine basin. 其中二级滑塌浊积体发育在底形坡折以下的深洼陷内,可形成断陷盆地内最为有利的一类隐蔽油气藏。
- The steep slope zone of a continental down-warped lacustrine basin tends to have the features of steep slope, intense tectonic movement, nearer provenance, multiple origins and sharp facies changes. 摘要陆相拗陷湖盆陡坡带具有坡度陡、构造活动强烈、物近源、多物源、相变快等特点。
- The cease of boundary fault movement , upwarping movement of fault block, uplift of whole lacustrine basin and fall of lake level are the mechanisms of sequence boundary formation. 层序边界在地震特征上、测井曲线上、钻井剖面中的岩性、岩相特征、古生物组合、微量元素的变化上均有明显的特征。
- The interval of interest located in lacustrine basin in geological history, and the turbidite fan that shows no clear reflection event on seismic image is the main exploration object. 该区沙三段为断陷湖盆沉积,沙三中、下亚段的浊积扇体为主要的勘探目标。
- The nurse diluted the drug with saline water. 护士用生理盐水把药加以稀释。
- The infilling patterns of lacustrine basins are the important means to evaluate the sedimentary characteristics of hydrocarbon source rocks. 湖盆充填样式是评价烃源岩沉积学特征的重要手段。
- closed depression lacustrine basin 闭流坳陷湖盆
- closed depression shallow lacustrine basin 闭塞浅水坳陷湖盆
- A plant that grows in saline soil. 盐生植物一种生长在盐分土壤上的植物
- cyclic development of lacustrine basin 湖盆发育旋回
- lacustrine basin shrinking period 湖盆萎缩期