1) sandstone
[英]['sændstəʊn] [美]['sænd'ston]
砂岩
1.
Study on Perforation Effectiveness of Shaped Charges in Different Sandstones;
聚能射孔弹在不同砂岩上的射孔效果研究
2.
Mechanisms and significance of microfractures generated by microwave heating in sandstone reservoirs;
砂岩储集层微波加热产生微裂缝的机理及意义
3.
The Influences of Deep In-Situ Stress Field on Mechanical Properties of Sandstone;
深部地应力环境对砂岩力学性质的影响
2) sandstones
砂岩
1.
Origin of high-quality reservoirs of the second and fourth member sandstones, Xujiahe Formation, upper Triassic in the center of Sichuan Basin;
川中地区上三叠统须家河组二段和四段砂岩优质储层成因探讨
2.
Sedimentation and diagenesis characters of the sandstones in the upper Shihezi Formation in Boshan area;
博山地区上石盒子组露头砂岩沉积成岩特征
3.
U-Pb zircon dating data for samples of the mafic and acidic rocks as well as sandstones hosted in the Neoproterozoic basement strata in the western Jiangnan orogen reveal that deposition of the terrigenous fragments in the island-arc area took place between 872 Ma and 835 Ma.
基底地层中砂岩的碎屑锆石及夹层中基性—酸性火山岩的锆石U-Pb定年表明,在扬子板块东南缘,新元古代岛弧岩浆活动的时间约为878～822Ma,岛弧地区陆源碎屑的沉积作用发生在872～835Ma期间,表明存在同时代的(coeval)"岛弧岩浆作用"和"沉积作用"。
3) rock sand,harmophanite,rock
岩砂
4) sandstone
[英]['sændstəʊn] [美]['sænd'ston]
砂岩，砂石[岩]
5) sandstone core
砂岩岩心
1.
The pore structure,oil and water flow mechanics including the lithology of sandstone core,electricity curve and relative permeability curve were characterized by fractal.
砂岩岩心不仅孔隙结构具有分形特征,而且油、水在岩石内部渗流过程中岩电特性曲线和油、水相对渗透率曲线也具有分形特征。
补充资料：砂岩
| 砂岩 sandstone 沉积碎屑岩的一种。由粒径0.0625～2毫米的砂粒经胶结而成，砂粒含量应占50％以上，其次为胶结物、基质和孔隙。砂粒的成分主要是石英，其次是长石及各种岩屑，有时含云母、绿泥石及少量重矿物。胶结物主要是化学沉淀矿物，如硅质、硫酸盐、碳酸盐、磷酸盐及硅酸盐矿物等。基质又称杂基，是充填于砂粒之间的细粒机械混入物，如粘土物质、细粉砂等。它们属广义的胶结物。按粒度可分为巨粒、粗粒、中粒、细粒和微粒砂岩。按成分可分为石英砂岩、长石砂岩、岩屑砂岩和杂砂岩。 |
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