致密岩石弹性变形过程中的孔隙度不变性原则将给储量计算带来很大的方便。
It is believed that the principle of porosity invariance during process of tight rock elastic deformation will provide a good deal of convenience for OOIP or reserve estimation.
剪切构造（尤其是开放性剪切构造）既是良好的运移通道，也可使致密岩石成为裂缝性储层。
Shearing structures(particularly the open shearing structures) are good paths for migration and thanks to them the tight rocks can become fractured reservoirs.
剪切构造（尤其是开放性剪切构造）既是良好的运移通道，也可使致密岩石成为裂缝性储层。
Shearing structures(particularly the open shearing structures) are good paths for migration and thanks to them the tight rocks can become fractured reserv…
研究结果表明：（1）低渗透率岩石渗透仪稳定、误差小，可以进行致密岩石的低渗透率测定；
Numerical study and test results both show that:(1) low permeability test equipment can be used to study transport properties of dense rocks under different temperatures and stress conditions;
对于低渗透致密岩石的物性参数，由于流体流动速率很小，采用常规的岩心分析方法难以测量和解释。
Owing to a small fluid flowing rate, it is difficult to measure and interpret the physical parameters of low permeability tight rocks by use of conventional core analysis method.
一种正的重力异常，是由上覆在相对低密度的盐丘上的致密的盖层岩石引起的。
A type of positive gravity anomaly that results from the presence of a dense cap rock overlying a relatively low-density salt dome.
山西组储层不发育，岩石致密，泥质含量较高。
Shanxi formation reservoir does not grow, the rock compact, the shale content is high.
总体而言，孔隙度越小，岩石越致密，比表面越大，渗透率越低，吸附现象越严重。
Generally speaking, the smaller Porosity, the more dense rock, the greater surface area, the lower permeability, the more serious the adsorption phenomenon is.
川西坳陷上三叠统至侏罗系地层主要表现为岩石致密、研磨性强，钻井速度慢，建井周期长。
From upper Triassic to Jurassic of west Sichuan Depression, the rock is dense, the grinding is strong, the speed of well drilling is slow and the cycle of building well is long.
川西坳陷上三叠统至侏罗系地层主要表现为岩石致密、研磨性强，钻井速度慢，建井周期长。
From upper Triassic to Jurassic of west Sichuan Depression, the rock is dense, the grinding is strong, the speed of well drilling is slow and the cycle of building well is long.
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