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