51. The cower unit of the Eagle is a wellsorted lithic and glauconitic marine sandstone.

伊格尔的下部单元是分选良好的质和海相海绿石质。

They mainly consist of sandstone,in which quartzarenite and litharenite are dominant and arkose is lack.

碎以类为主，其中又以石英类和类为主，缺少长石类。

Made of arkosic sandstone, Uluru changes color in different lights, particularly at sunrise and sunset.

乌奴奴由长石组成，不同的光线下会变色，日出日落时分尤其变化。

An aquifer is a water-bearing rock stratum such as sandstone and chalk.

下蓄水层是一些有水的石层, 如沙和白垩。

Houses in the area are built of sandstone.

这个区的房屋都是用建的。

But the reservoirs of coastwise bar, lacustrine bay sandstone and shore sand occur in each tract.

而沿岸坝、滩、湖湾等油气藏分布于各个体系域。

The platform foreslope is composed of the dark grey and celadon calcareous mudstone,siltstone,sandstone intercalated with limestone conglo...

内陆棚以深灰、灰绿色灰质泥夹浅灰色质、灰质纹层或条带为特征,并编制了该区桑塔木组的相古理图。

Photo Gallery: Erosion and Weathering Wind erosion makes these layered sandstone hills swirl in Paria Canyon-Vermilion Cliffs Wilderness Area.

腐蚀和风化图片集。风的侵蚀使这些层状丘陵漩涡的Paria峡谷――朱红悬崖的荒野区。

Cold production has been successfully applied to the heavy oil recovery in uncemented sandstones taking as a new production technology.

冷采作为一种新的采油工艺,已成功用于未胶结中的稠油开采。

A Qatari man in a traditional white dishdasha robe and a wind-blown red-and-white kaffiyeh stands before a sandstone formation near Dukhan.

一个身着传统白色长袍，头戴红白图案头巾的卡塔尔人站杜砍附近的的一座前面。

The lithologies are dominated by alternating sandstones, shales and limestone, and the sedimentary environment based on shoreland tidal flat with swamp developed in the lower.

性为、页-灰互层，沉积环境以滨岸潮坪为主，下部沼泽发育。

The sandstones of the Turpan Basin belong mostly to graywacke and their compositional and textural maturity are generally low,indicating a strong erosional and rapid transportational environment.

吐-哈盆的主要属杂类，总的结构成熟度和成分成熟度均较低，形成于强烈剥蚀、快速搬运的沉积环境中。

The middle oil-member is characterized by medium-sized sandstone and pebbled sandstone, with fair sorting and subangular sphaericity.Rock types mainly were feldspar debris sandstone.

中油组主要沉积中和含砾中，粒度整体较粗，分选性较好，磨圆度以次棱角状为主，石类型为长石。