坡积层

从基岩→残坡积层→草皮层→水系沉积物，金矿化主要指示元素Au、As、Sb的平均含量在逐步降低，其他元素也多如此。

The contents of the gold indicator elements Au , As and Sb tend to decrease in order of bedrock → residual and slope sediments → meadow surface soil → stream sediments , and things are similar for other elements .

阳山金矿床第四纪黄土及残坡积层出露较广，厚度大。

Loess and eluvium of Quaternary are thick and spread widely in the Yangshan gold mining areas .

公路隧道的洞口浅埋段，多处于覆盖层、坡积层或风化严重的软弱破碎岩体中。

The shallow buried layer of tunnel entrance section lies in the overburden or drift bed layer and highly weathered broken rock mass .

对烟台芝罘岛北岸海岸沉积研究发现，在坡积层中存在异常情况下形成的海滩砂砾石沉积层。

Results of researches on the coastal sediments from the north coast of the Zhifu Island , Yantai revealed that existed in the slope wash layer beach sandy gravel formed in abnormal conditions .

在系统分析和研究双层滑移规律的基础上，本文建立了坡积层斜坡双层滑移物理模型，指出双层滑移模型是由双层滑移面和双层滑移体构成的。

Based on the double sliding law , the paper has established a physical model of double sliding and also pointed out that the model of double sliding is composed of double sliding planes and double sliding bodies .

残坡积松散堆积层滑坡和人为滑坡对泥石流形成的影响最大，其次是昔格达组粘土岩滑坡和砂页岩及煤系地层的基岩滑坡。

The landslides of the loose pile layer and man-made are strong , then the bedrock landslides of Xigeda Formation clay rock and sandy shale strata and coal strata .