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沉积岩的一般概念。Concepts of sedimentary rock.

这是一个沉积岩类型铀矿床。An uranium deposit is sedimentary rock.

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沉积岩是找到化石的最佳地方。Sedimentary rock is the best place to find fossils.

对于沉积岩还有进一步的划分吗?。Are there any further divisions for sedimentary rocks?

沉积岩为碎屑质，大部分属于杂质砂岩相。The sediments are detrital and largely of greywacke facies.

沉积岩原来埋藏于水中。The sedimentary rocks were originally reposited in the water.

覆盖于穹丘上的沉积岩为渐新世侵蚀所截削。Oligocene erosion had truncated the sediments draped over the dome.

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沉积岩的组成大部分为杂砂岩相的浊积岩。The sedimentary members are largely turbidites of greywacke facies.

沉积岩有杂砂岩、粉砂岩、凝灰岩、泥质岩等。The sedimentary rocks are graywacke, siltstone, tuff andpellitie, etc.

沉积岩中的缝合线构造有原生和次生两种成因。There are primary stylolite and secondary stylolite in sedimentary rocks.

本次研究首次在郭局子洼陷沙河街组发现风暴岩沉积岩。This research firstly defines the tempestites of the Shahejie formation in Guojuzi sag.

沉积岩型铅锌矿床是铅锌矿床中重要类型之一。Sediment-hosted lead and zinc deposits are economically important types of ore deposits.

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白银地区火山—沉积岩系为大陆裂谷火山作用的产物。The volcanic-sedimentary rocks in Baiyin area is the product of mainland rift's volcanism.

吐鲁番盆地是一个大型山间盆地，沉积岩厚达9000米。Tulupan basin is a large intermountainous basin with sedimentary rocks of up to 9000m thick.

以前发现的遗骸是在沉积岩的形成，这是一个湖年以百万计的。The remains were found in a sedimentary rock formation, which was a lake millions of years ago.

结果表明，华北克拉通后太古宙沉积岩组成并不均一。The results indicate that the composition of post_Archaean sedimentary rocks of NCC is not uniform.

在新疆库鲁克塔格地区的震旦纪和寒武纪沉积岩地层中，分布有四层火山岩。There exist four layers of volcanic rocks in Sinian and Cambrian strata of Kuruktag area, Xinjiang.

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稀土元素分特征还反映出，不同的义县组火山-沉积岩层位之间具有相似的物源关系。The REE pattern also indicates that different beds of Yixian Formation have similar material sources.

他们是沉积岩，其中规定由水对海床上的石头堆成的行动。They are sedimentary rocks, rocks which were laid down by the action of water on the bed of the ocean.

主要由生物的、化学的或碎屑成因的方解石组成的一种碳酸盐沉积岩。A carbonate sedimentary rock predominantly composed of calcite of organic, chemical or detrital origin.