汉英词典
Chinese-English Dictionary
MEANING OF 沉積岩
沉積岩 (沉积岩)
sedimentary rock (geology)
又称水成岩”。松散物质经成层沉积并固结而成的岩石。砾石、砂、黏土、灰泥等母岩风化产物及生物残骸经搬运、沉积和成岩作用,在陆地和水盆地中形成。主要分布在地壳表层。虽体积只占地壳的5%,但陆地出露面积中却占75%。与火成岩、变质岩一起构成了地壳。
chén () jī () yán
EXAMPLE SENTENCES

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.

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.

沉积岩地区,总是以一种独特的地震响应为特征的。

Sedimentary rock layers are always characterized by a particular seismic response.

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。

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

甘肃北山地区震旦纪洗肠井群中留存诸多沉积岩识别标志。

There are some reorganization of sedimentary rock existed in Sinian Xichangjing Group in Beishan area of Gansu Province.

丹霞地貌因其蜡笔画似的色彩而闻名遐迩,该地貌是由砂岩和沉积岩堆积而成。

Danxia Landform is known for it crayon-like colours, which are created through layers of sandstone and sedimentary rock.

结果显示,紫色沉积岩发育的土壤,在一定程度上继承了母岩的特点,化学风化作用微弱。

The results show that the soils have, in varying degree inherited some properties of purple sedimentary rocks for their very weak chemical weathering.

安溪铅山铅锌矿区复成分角砾岩为一套火山碎屑岩-沉火山碎屑岩-火山碎屑沉积岩

The polymictic breccia in the Qianshan lead-zinc ore district of Anxi County is a suit of volcaniclastic rock, sedimentary pyroclastic rock and pyroclastic sedimentary rock.

在这个过程中,最初形成于海床上的沉积岩可能会向上折叠到26000英尺以上的高度。

In this process, sedimentary rocks that originally formed on the seabed may be folded upwards to altitudes of more than 26,000 feet.