风成黄土  Loess; eolian loess

成层土层  layered-soil

透水地基上填土成层土坝  Layered-built embankment dam in permeable foundation

风成层  aeolian deposit; wind deposit

风成层理  aeolian bedding

风成土  eolian soil; Aeolian soil

古沙漠分带风成层序样式  sequence pattern of palaeodesert depositional zone

黄土风蚀区  soil wind erosion area

成层土  layered soil; Layered system; layered soils; layered foundation; layer soil; layered-soil

成层土场地  layered-soil site

成层土地基  layered soil; stratified soil

黄土成因  the cause of loess; loess origin

厚黄土层  thick soil layer

厚湿陷性黄土层  thick hydrous collapsed loess

黄土层  loess layer; Loess soil; loess loyers; Loess; loess plateau; yellow soil layer

黄土层沙源  loess and sand sources

黄土土流  loess flow

黄土土壤  soil in loess region

湿陷性黄土层  collapsible loess