1) sandstone pore
砂岩孔隙
1.
According to the measuring principle of fractal dimension by counting features, and the semiautomatic analysis method using scanning electron mircroscope images, the fractal dimension and fractal porosity of sandstone pores have been measured.
根据统计特征体法测量分形维数的测试原理,用砂岩断面的扫描电镜图片半自动分析方法,对砂岩孔隙的分形维数和分形孔隙度进行了测试,得到了储层砂岩孔隙的分形性质与砂岩的成分、结构及成岩作用的关系。
2) sandstone porosity
砂岩孔隙度
1.
An interpretation method for sandstone porosity based on diagenesis effect;
一种考虑成岩作用的砂岩孔隙度解释方法
3) open sand
多孔隙砂岩
4) sandstone pore model
砂岩孔隙模型
5) large porous sandstone
高孔隙率砂岩
6) sandstone with large porosity
大孔隙率砂岩
1.
The mechanical behaviors of sandstone with large porosity are different from the other rocks;the research of its mechanical properties is very important not only in the theory but also in the practice.
大孔隙率砂岩具有特殊的力学特性,对其力学行为进行试验和理论研究不仅具有理论意义,而且具有工程实践作用。
2.
Two kinds of failure theories are used to explain the failure types of sandstone with large porosity based on the experimental results under different saturated liquid conditions.
对大孔隙率砂岩在不同饱和液体情况下的力学特性进行了试验研究,以两种破坏理论对大孔隙率砂岩的破坏特征进行了解释。
补充资料:粉砂岩
粉砂岩 siltstone 由粒径为0.0625~0.0039毫米(mm)的粉砂的含量占50%以粉砂岩标本的一种碎屑沉积岩。除粉砂以外其它由砂、粘土或化学沉淀物组成。按粒度划分为粗粉砂岩(0.0625~0.0312mm)和细粉砂岩(0.0312~0.0039mm)。按碎屑成分划分为石英粉砂岩、长石粉砂岩、岩屑粉砂岩(少见)和它们间的过渡类型。根据胶结物成分划分为粘土质粉砂岩、铁质粉砂岩、钙质粉砂岩和白云质粉砂岩。黄土也是一种疏松的或半固结的粉砂质沉积物。粉砂岩多形成于河漫滩、三角洲、潟湖和海洋的较深水部位。
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