The cap rocks are lacustrine mudstone and gypsiferous.
盖层为湖相泥岩和含膏泥岩。
A natural escape of hot fluids from the steam reservoir should be prevented by cap rocks with low permeability.
只要存在通透性能低的盖层，蒸气储放热流体就不会自行外逸。
The faulted zones in South Sichuan serve as up escaping paths of subsurface gas and destroy sealing property of cap rocks.
川南地区断层带提供了天然气向上散失通道，并破坏盖层封堵能力。
Impermeable rocks are desirable sealing rocks or cap rocks for reservoirs because hydrocarbons cannot pass through them readily.
不渗透的岩石对于储层是期望的封隔或盖层岩石，因为油气不能轻易透过它们。
The literal distribution of the cap rocks and its continuity and stability are known by studying their sedimentary environment, lithology and thickness.
通过研究盖层岩石发育的沉积环境、盖层岩性、厚度分布，揭示了泥岩盖层平面上的延展性、连续性和稳定性；
The sealing capability of cap rocks is closely related to the porosity, permeability, the ratio of sand to mud contents and fluid pressure of the rocks.
盖层封闭的最常见形式是毛管封闭和压力封闭。这两种形式的封闭能力与岩层的孔隙度、渗透率、砂泥岩含量比以及流体压力有密切关系。
The Middle Jurassic is the main reservoir interval of coal-formed hydrocarbon, and the brown-red mudstone of the Upper Jurassic becomes the regional cap rocks.
中侏罗统是煤成烃的主要储油层段，上侏罗统棕红色泥岩是区域性盖层。
The paper analyzes the effects of the distributions of matured source rocks, good cap rocks, densities of faults and hydrodynamic fields on the developed oilfields.
分析了两江地区成熟源岩、良好盖层、断裂及水动力场分布与已发现油田的关系。
The variation of the sandstone and conglomerate content in the Miocene to Pliocene regional cap rocks governed the types of the oil reservoirs and their oil contents.
上新统区域盖层中砂、砾岩含量的变化，控制济阳坳陷南、北方向上第三系地层油藏类型及其含油性的变化。
It has the character of multi-type of trap, multi-time accumulation oil, combination of reservoir-cap rocks matched well with the time of trap close forming and oil gathering.
该区具有多种圈闭类型，多期聚油成藏，储盖组合及圈闭形成期与油气运聚期匹配较好等特点。
Therefore cap rocks with bedding faults can seal higher hydrocarbon column height and fluid pressure and thus facilitates the formation of larger scale hydrocarbon accumulations.
如果盖层中发育顺层断层，盖层的封盖能力将被大大改善，将能够封盖更大的油气高度或者流体压力，利于形成更大规模的油气藏。
Therefore, the density attribution is used to identify the high-speed mudstone cap rocks by pre-stack inversion techniques, and then explain the distribution of the cap rocks in the density body.
因此，采用叠前反演技术获得的密度属性体来识别高速泥岩盖层，并在密度属性体上解释分析了高速泥岩盖层的分布区域。
There occurs ductile-brittle gliding-nappe faults in the Proterozoic, new and old cap rocks on the north margin of the depression in the Shidaohe area, Yangzhishao, southern part of Jilin Province.
在吉南样子哨坳陷北缘石道河镇一带，于元古代新老盖层间存在韧—脆性滑覆断层。
At high pressures such as under an ice cap, they reckon that rocks cannot expand to turn into liquid magma even if they are hot enough.
他们认为在冰帽的强大压力下，即使温度很高，岩石也不可能成为液体熔岩。
The models in common use with elastoplastic analysis of rock mass, conception of critical state and the cap models that reflect strain hardening (or softening) of rocks are discussed.
介绍了岩体弹塑性分析常用的模型、临界状态的概念以及反映岩石塑性应变硬化(及软化)的帽式模型。
The hydrocarbon source rocks of Triassic Jurassic and reservoir cap rock assemblages developed well in the basin, and it is one of the important exploration areas.
盆地中三叠系、侏罗系烃源岩发育，具有多套储盖组合，是塔里木盆地重点勘探地区之一。
The primary and secondary pores of volcanic rocks provided reservoir space there. Volcanic rock may become cap rock under certain conditions.
火山岩原生和次生孔隙使其可成为储集层，在一定条件下可成为盖层。
The primary and secondary pores of volcanic rocks provided reservoir space there. Volcanic rock may become cap rock under certain conditions.
火山岩原生和次生孔隙使其可成为储集层，在一定条件下可成为盖层。
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