查询词典 limestones

In these limestones, thin layers of limestone are interbedded with mudstones.

对新疆柯坪地区中奥陶统灰岩和泥岩交互沉积地层中的结核状灰岩的沉积环境和形成机制进行了研究。

Original porosity is typified by the intergranular porosity of sandstones and the intercrystalline and politic porosity of some limestones.

原生孔隙度以砂岩粒间孔隙度和某些石灰石的晶体粒间和鲕状孔隙度为代表。

Original porosity is typified by the intergranular porosity of sandstones and the intercrystalline and oolitic porosity of some limestones.

原生孔隙度以砂岩粒间孔隙度和某些石灰石的晶体粒间和鲕状孔隙度为代表。

The Tuzla tunnel was excavated mainly in fault zones, shale and limestones using the conventional and shielded tunnel boring machine TBM methods.

中文2800字，英文2100个摘要 Tuzla隧道大部分位于断层带上，主要是页岩和石灰岩，采用传统的开挖方法TBM法开挖。

So brachiopods as indicators of original isotopic compositions of marine limestones is undoubtful.

因此从本论文的研究看，腕足化石作为碳酸盐岩原始氧、碳同位素研究的较为理想的样品不应受到怀疑。

The Isocon analyses also shows that the altered quartz sandstone of the Salitashi deposit which enriches in Cd, As, Ba, Sb, Ag, Co, Ni and Fe, gained Pb, Zn, Cd, Ag, Co, but lost Mn, Zr, Ba, V and Cr during it alteration, the ore and its dolomitized limestones intensively enrich in Ag, Cd, As, V, Cr, Co, Ni and Cu also.

矿石中强烈富集Ag、Cd、As和过渡族元素V、Cr、Co、Ni、Cu，且Cr、Co、Ni在矿石中的富集程度远远高于矿区碎屑岩，近矿白云质灰岩具有和矿石相近的元素富集特征，该矿床的早期矿化和后期的改造成矿作用都与深部岩浆去气有关。

The geologic substructure of the area of Misurata consists of rocky formations mainly limestones and marls.

地质：GEOLOGY 密苏拉达的地质基础主要是石灰石和泥灰构成的岩石。

Lacustrine carbonate source rocks composed of argillaceous limestones,argillaceous dolostones and marls with abundant organic matter were developed in the lower member of Shahejie Formation in Bonan Sag of Jiyang Depression.

在济阳坳陷渤南洼陷沙河街组下部发育了一类以泥质灰岩、泥灰岩和泥质白云岩为主的富含有机质的湖相碳酸盐岩。

Using the neutron activation analysis method, the author studied the trace element characteristics of silicified and limonitized quartz sandstones, diabases, limestones and pyrite in the Laozhaiwan gold deposit, and analyzed the relationships between the elements. The results show that the accompanying elements of Au in the study area can be used to guide the ore-prospecting work.

采用中子活化分析方法测试了老寨湾金矿区内的硅化褐铁矿化石英砂岩类、辉绿岩类、灰岩类和黄铁矿样品的微量元素特征，并利用元素地球化学研究方法对元素间的相关关系进行了分析，结果表明，在该地区可以利用金的伴生元素来指导找矿。

He desulfurization reaction of limestones and dolomites was studied by pressurized thermogravimetric analysis method.

通过加压热重分析实验研究了石灰石及白云石在加压条件下的脱硫反应。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。