查询词典 sandstone

Sandstone type uranium ore is a epigenetic hydrogenic uranium deposit, and its mineralizing theory is mainly on the basis of the hydrogeology and hydrogeochemistry, and many key problems need to explore in the course of uranium ore-forming have closely to do with hydrogeochemistry.

砂岩型铀矿是一种后生水成铀矿床，其成矿理论是建立在水文地质学、水文地球化学等学科基础上，矿床形成中的许多有待探索的关键问题都与水文地球化学密切相关。

Case histories of stabilization of highway slopes in soft sandstone and mudstone interbedded formation ...

本文主要系藉由探讨台湾北部麓山带卓兰层公路边坡工程之五个整治案例，说明软弱砂泥岩互层边坡因砂岩与泥岩不同之工程特性。。。

Limonitization is the ore finding sign in the district. Gold ore bodies are hosted in gray - purple feldspar sandstone.

金矿体赋存在三叠系黄褐、灰紫色长石砂岩中是我省金矿床类型中较为少见的一种类型。

The diagenetic characteristics of Chang 6 sandstone of the Upper Triassic in Yanchi-Jiyuan area of the western Ordos Basin show that this set of sandstones are in the early A period of the late diagenetic stage at present and controlled by the acidic diagenetic environment, where the abundant diagenetic phenomena including widespread dissolution of feldspar and lithoclast, secondary enlargement of quartz and well-developed early chlorite film can be observed.

对鄂尔多斯盆地西部盐池-姬塬地区三叠系延长组长6砂岩成岩作用特征的研究表明，该套砂岩目前处于晚成岩阶段A期的早期，受酸性成岩环境控制。长石类易溶颗粒普遍发生溶蚀。石英次生加大发育。特别是早期形成的绿泥石粘土膜非常发育。

Because of the impact of precipitation facies and lithogeny, there are many complex reservoirs in Nanpu oil field with characteristics of high bond water saturation, high cation exchange capacity and complex pore structures. The reservoir's electrical parameters are different from that of conventional sandstone reservoir so that we can't use Archie's equation to do reservoir evaluation.

南堡油田第三系受沉积微相和成岩作用的影响发育大量的复杂砂岩储层，束缚水饱和度和阳离子交换量偏高，储层孔隙结构复杂，地层因素和孔隙度表现出非阿尔奇关系的特征。

Depositional district: lithologically, they are sandy conglomerate, sandstone, siltstone interbedded with mudstone.

沉积区：岩性由砂砾岩、砂岩、粉砂岩夹泥岩组成。

The sedi mentary formation formed in the stage was predominantly composed of marine sandstone, siltstone, shale and lime stone.

在此阶段内形成的地台构造层主要以海相砂岩、粉砂岩、页岩和灰岩构成。

Lithologic character of Eogene syste is interbedded sandstone and mudstone primarily, including the thin layer oil shale, Neocene- Quaternary system is set of rivers deposits. Based on this, through the reaserch of ateral correlation and distribution characteristics of every structural layers show that: Paleozoic synthem overall thickness of relatively stable.The residual thickness of Mesozoic synthem is difference in the horizontal, Residues in the horizontal thickness of greater difference, to the greatest thickness achieve to 4500m. Eogene syste has obviously fault depression basin deposition characteristic, the thickness of many sags achieve to 3000 m ,from Neocene, the stratum crosswise mop tended to be stable.

在此基础上，通过对各构造层横向对比以及展布特征的研究表明，古生界构造层整体厚度相对稳定，冷武-奥陶系残留厚度在1200m左右，石炭-二叠系残留厚度在800m左右；中生界构造层残留厚度在横向上差异较大，最大厚度达到4500m，其中，下-中三叠统仅发育于南部小部分地区，最大厚度在1000m以上，侏罗系-下白垩统整体具有南厚北薄的展布特征，南部冠北洼陷厚度最大，达到3500m；新生界古近系具明显的断陷式盆地沉积特征，多个洼陷厚度在3000m以上，新近纪以后地层横向展布趋于稳定。

The overall appearance of these fossils reflects a shelf sedimentary environment, which fit in with the neritic sedimentary environ ment reflected by the trace element feature of the mudstone and sandstone.

遗迹化石。这些遗迹化石及浅海底栖动物化石在总体面貌上反映了陆棚沉积环境，与泥岩、砂岩的微量元素特征所指示的近岸沉积环境是一致的。

The Lamadian oilfield is a nonmarine sandstone oilfield, which is nonhomogeneous due to river facies sedimentary formation of the reservoir.

大庆喇嘛甸油田是陆相砂岩油田，因其储层为河流相沉积岩层，具有明显的非均质特点。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。