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