sandstones的例句大全

The main types of clastic sandstones are feldspathic litharenite and lithic arkose in the Cretaceous of the Songliao basin.

松辽盆地白垩系砂岩以长石岩屑砂岩和岩屑长石砂岩为特征。

Diagenesis data indicate that the Silurian asphaltic sandstones are the products of multiple fillings of hydrocarbon.

志留系沥青砂岩的成岩作用特征等资料证明，沥青砂岩的形成是烃类多期次注入的结果。

The turbidite sandstones in the study area can be classified at least into six types based on the combination of the quantitatively major heavy minerals such as opaque minerals, hornblende, hypersthene, and augite.

基于主要重矿物，比如蛋白石、普通角闪石、紫苏辉石和普通辉石的定量综合分析，至少可将研究区的浊积砂岩划分为6种类型；

The texture maturity of sandstones is a useful index for identifying the paleogeographic environments. The barrier bar sandstones are of high texture maturity, coast and tidal flat sandstones are of moderate, and lagoon sandstones are of lower.

砂岩结构成熟度可作为判别古地理环境的一个指标，障壁沙坝砂岩结构成熟度高，滨海及潮间坪砂岩结构成熟度中等，泻湖砂岩较差。

They are mainly lithic arkosic sandstones and feldspar-lithic quartzose sandstones and are characterized by good sorting, higher textural maturity, fine granularity, lower compositional maturity and development of large-scale cross bedding, showing relatively distinct eolian features.

它们以良好的分选性和较高的结构成熟度、较细的粒度、较低的成分成熟度和大型交错层理的发育为特征，显示出较为明显的风成沉积特点。

The reservoir is mainly composed of lithic arkoses, some lithic feldspathic sandstones, and feldspathic litharenite sandstones.

本区储层岩性以岩屑长石砂岩为主, 部分为岩屑质长石砂岩和长石质岩屑砂岩.