用weathered layer造句子，“weathered layer”造句

To raise wire-line drilling efficiency need to: 1. Select casing diameter and depth according to drilling depth, diameter, strata drilled and rock integrity, structure features, weathered layer depth;

Thispaper makes use of surface waves to find Q-Value in weathered layer.

Weathered layer absorbs seismic waves greatly. Compensation for the absorption due to weathered layer can improve resolution of seismic data.

Qianceng stone is also called the overburden rock, belongs to Marine facies sedimentary crystalline dolostone, stone is hard and dense, appearance has weathered layer is very thin, soft;

There are 4 layers in typical profile of slope disintegration: the red soil layer, the sandy soil layer, the detritus layer and the crack weathered layer(also claimed the globular weathered layer);

Such low velocities are usually seen only near the surface in a zone called the weathered layer or the low-velocity layer.