查询词典 limestones

Thus, microbial carbonates should be classified within the limestones. Similar to reef rocks, microbial carbonates are frequently developed in strata from the Precambrian through to the Phanerozoic, in three forms: reef, biostrome and bioherm.

微生物碳酸盐岩，总体上构成生物作用类碳酸盐岩中的粘结岩类，以其明显的微生物作用特点而具有自己的分类体系；它不但作为生物礁岩石的主要类型，而且也常常以生物礁、生物层和生物丘三种形式发育在地层之中。

Fault zones in shales are brecciaed and clayey, while those in limestones are of blocky structure.

断层带的页岩主要是由亚黏土和角砾岩组成，而石灰岩主要呈块状结构。

There are many depositional characteristics of storm deposits in the Lower Sinian Jiayunn Formation around Xuzhou area , including scouring filling structures, hummocky cross stratifications, storm flow generated intraclastic limestones, graded bedding and convolute bedding.

徐州地区震旦系下部的贾园组具有丰富典型的风暴沉积标志，包括各种冲刷-充填构造、丘状交错层理、碎屑流沉积、粒序层理及卷曲层理等。

The results indicate that the tempestite in the area has lots of rock types including clastic rocks, bioclastic limestones and volcaniclastic rocks. The cumulative probability plots have "high slope-multi-bouncing population-1 suspension population" pattern, multi segments pattern and "high slope 1 segment" pattern. The sedimentary structures include gutter cast, surface of scour, cut structure, graded bed, massive bedding, hummocky cross stratification, parallel bedding, ripples, contemporaneous deformation and Fugichnia. The grains distribution and sedimentary structures shier that the transportation medium is characterized by tractive current and gravity flow synchronously.

结果表明，该凹陷风暴沉积岩石类型丰富，包括各类碎屑岩、生物灰岩和火山碎屑岩粒度分布具有"高斜多跳悬式"、多段式和"高斜一段式"等多种样式沉积构造发育渠模、冲刷面、截切等底层面侵蚀构造和递变层理、块状层理、丘状层理、洼状层理、平行层理等构造，还发育有波痕和各种同生变形构造、生物逃逸构造等粒度分布和沉积构造反映出研究区兼有重力流和牵引流的水动力机制。

A detailed discussion for the features, distribution and the geneses of pyroclastic rock type A located between limestones No .4 and No.5 in Taiyuan formation has been made.

重点分析了赋存于太原组第四——第五灰岩层位间的A层火山事件沉积，提出了火山碎屑水下重力流事件沉积的概念，并建立了形成模式。

The rock types include limemud limestones, bioclast limestones, oolites, intraclast limestones and dolomites, indicating a typical set of epeiric sea carbonate platform or submerged platform deposits.

岩石类型包括泥晶灰岩、生物碎屑灰岩、鮞粒灰岩、內碎屑灰岩、白云岩等，为一套典型的臺地或沈没臺地型陆表海碳酸盐沈积。

Grainstones are the main part of the section, among which the oolites, intraclast limestones and most bioclast limestones are cemented by sparry calcite.

颗粒灰岩在剖面中占绝大多数，其中，鮞粒灰岩、內碎屑灰岩和多数生物碎屑灰岩均为亮晶方解石胶结。

The results show that the organic matter in the dark limestones of the lower Cretaceous is of medium abundance, good type and proper maturity. The limestones have hydrocarbon-generating potential.

研究结果表明，该盆地下白垩统暗色碳酸盐岩的有机质丰度中等、类型较好、成熟度适中，具备了形成油气的条件。

Induced porosity is typified by fracture development as found in some shales and limestones and by the vugs or solution cavities commonly found in limestones.

次生孔隙度是以某页岩和石灰岩的裂缝和石灰岩中的岩穴和溶洞为代表。

Induced porosity is typified by fracture development as found in some shales and limestones and by the vugs or solution cavities commonly found in limestones.

次生孔隙度是以某些页岩和石灰岩的裂缝和石灰岩中印岩穴和溶洞为代表。

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。