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