black cotton soil
相关英语词汇推荐
- acid geochemical barrier
- Suspended solids
- discharge hydrograph
- old plate tectonics
- cuesta
- organoclay
- temperature barrier
- soil subtype
- limonite
- rock terrace
- precision processing
- descloizite
- sial
- ala twin
- volcanic ejecta
- layering of relief
- speciation
- artificial radioactive element
- greenwich meridian
- ferganite