Oligocene erosion had truncated the sediments draped over the dome.

覆盖于穹丘上的沉积岩为渐新世侵蚀所截削.

辞典例句

The sedimentary members are largely turbidites of greywacke facies.

沉积岩的组成大部分为杂砂岩相的浊积岩.

辞典例句

Loose sediments may be changed into solid sedimentary rocks.

松散的沉积物可以变成坚硬的沉积岩.

辞典例句

The sediments are detrital and largely of greywacke facies.

沉积岩为碎屑质,大部分属于杂质砂岩相.

辞典例句

Bedding is the most important structural feature of sedimentary rock.

层理是沉积岩最主要的构造特征.

辞典例句

Sedimentary rocks are thus tagged by the fossils which they contain.

沉积岩就这样以它们所含的化石作为鉴别的标记.

辞典例句

Stocks , dykes etc. can be placed in simple sequence with the sedimentary rocks.

岩株, 岩墙等可以按其与沉积岩的简单顺序放在图中.

辞典例句

The equation appears to be valid for a wider range of sedimentary rocks.

这个方程式看来适合于相当大的一部分沉积岩.

辞典例句

Key points: texture, structure and classification of sedimentary rocks.

重点: 沉积岩的结构 、 构造和分类.

互联网

Sedimentary rock is formed by the accumulation and consolidation of sediments.

沉积岩是由沉积物堆积及固结而成.

互联网

Formation of sedimentary rocks: weathering, erosion, transportation, deposition and diagenesis.

沉积岩的形成过程: 风华作用 、 侵蚀作用 、 搬运 、 沉积和成岩作用.

互联网

A sedimentary rock consisting predominantly of apatite and other phosphates.

磷灰岩,磷钙土主要由''.'磷灰石'. ''和其它磷酸盐组成的沉积岩.

互联网

Structure of sedimentary rocks: bedding, cross bedding, mud cracks and ripples.

沉积岩的构造: 层理 、 交错层理泥裂和波痕.

互联网

A very hard, dense even - textured , silica - bearing sedimetary rock used in whetstones.

均密石英岩非常坚硬, 致密, 结构均匀,含硅的沉积岩,用作磨石.

互联网

Before these sediments become sedimentary rock, it is called beach rock.

你认为海滩岩最终可演变成哪种沉积岩?

互联网