Sedimentary rock is formed from compacted sediments.

沉积岩是由沉积物压实形成的。

The river deposited alluvial sediments along its banks.

河流在其两岸沉积了冲积沉积物。

The geologist studied the clastic sediments in the riverbed.

地质学家研究了河床中的碎屑沉积物。

Alluvial gold is usually found in river and stream sediments.

沙金通常在河流和溪流的沉积物中找到。

The process of diagenesis often involves the compaction and cementation of sediments.

成岩作用的过程通常涉及沉积物的压实和胶结。

The Quaternary sediments are largely undeformed.

第四纪的沉积物大部分未变形。

The sediments are characteristically very fossiliferous.

沉积物的特征是含化石很多.

The writer has borrowed freely from papers about sediments.

作者引用了有关沉积物论文的材料。

The writer has borrowed freely from papers about sediments .

作者引用了有关沉积物论文的材料。

In clastic sediments, particle size is an important factor.

在碎屑沉积物中， 颗粒大小是个重要因素。