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