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- The transgression, palaeoclimate and volcanism have exerted an important effect on the formation of the lacustrine dolostones. 研究表明,沙一段白云岩为次生交代的产物,且海侵作用、古气候条件和火山活动均为湖相白云岩的形成创造了条件。
- lacustrine dolostones 白云岩
- There are three deltaic types developed in lacustrine strata,i.e. 在湖泊中存在三种三角洲类型,即正常三角洲,辫状三角洲和扇三角洲。
- While shore shallow lacustrine consists of mudflats and bank bars. 滨浅湖沉积微相由砂泥坪及滩坝构成。
- Lacustrine dolostone 海相
- The northeastern area was dominated by the continental and lacustrine facies. 华北地区-北祁连地区主体为河湖相沉积;
- Un-compensating lacustrine deposition, which is multi-resources, is dominated in the depression. 凹陷以非补偿的湖相沉积为主,具有多源性。
- Yingen-Ejinaqi Basin is a Mesozoic and Cenozoic lacustrine fault basin, and pre-Mesozoic constitutes its basement. 银根-额济纳旗盆地是中新生界陆相盆地,前中生界构成盆地基底。
- Geological Features of Lacustrine Dolomite Reservoir in the Hinterland of Biyang Sag. 泌阳凹陷腹部湖相白云岩油藏地质特征。
- But the reservoirs of coastwise bar, lacustrine bay sandstone and shore sand occur in each tract. 而沿岸坝、滩砂、湖湾砂等油气藏分布于各个体系域。
- 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。
- Deep buried dolostones in study areas mainly consist of fine or medium dolomites, which crystals are euhedral or subhedral. 认为研究区深埋藏白云岩主要由细晶或中晶白云石组成,白云石呈自形或半自形晶。
- 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 sedimentary facies are mainly fluvial facies,shallow lacustrine and coastal facies. 隆起区为河流沉积区,边缘为滨浅湖及河流交替沉积。
- Continuous existence of accommodation space led to well-developed lacustrine transgressive system tracts(LTST). 可容空间持续存在,导致湖侵体系域十分发育。
- Lacustrine carbonate will have a vast application prospect in the future future study on paleoenvironment evolution. 湖泊碳酸盐是一种研究古环境演化重要的代用指标,在过去气候环境变化研究中有广阔的应用前景。
- Lacustrine sediment models make up of logged-depth and brackish water(gypsiferous)types. 湖泊沉积主要由静水深湖沉积模式和半咸水湖的(膏盐)碳酸盐沉积模式构成。
- Early Cretaceous source rocks in Jixi Basin include lacustrine mudstone,carbonaceous mudstone and coal. 鸡西盆地早白垩世烃源岩的岩石类型是湖相泥岩、碳质泥岩和煤。
- A weathering-denuding surface separates the lacustrine strata and a thick layer of the loess in the Tuoketuo mesa. 野外观察表明托克托台地的湖相层与上覆的黄土之间存在风化剥蚀面。
- The reef shoal dolostones from the Changxing Formation in the Daxian-Xuanhan region, Sichuan have good potentials for oil and gas reservoirs. 川东北达县-宣汉长兴组礁滩白云岩具有良好的油气储集潜力。