黄土地区
the loess area
loess area
Loess region
loess plateau
Loessal areas
Rate of sediment discharge
Loess
西北黄土地区
loess area in northwest area
干厚黄土覆盖
dry and thick loess covering
半干旱黄土区
semiarid loess area
semi-arid loess area
semi-arid loess hilly and gully region
河南沿黄地区
the region on the verge of Yellow River in He’nan
黄土地基
Loess ground
loess subgrade
loess subsoil
loess foundation
loess groundwork
Collapsible loess foundation
loess sub-grade
Loess
黄土地质标准样品
geologic standard sample of loess
黄土区
the loess plateau
Loess zone
Loess hills
Bed rock area
loess plateau
Loess areas
Loess region
Loess
loess area
Loessland
Qiaoshan fo rested region
the loess piateau region