perched water table
相关英语词汇推荐
- drop crushing
- internal impedance
- cement injection
- lump formation
- tunneling equipment
- bolt installing equipments
- tilting cup feeder
- Intermediate product
- elastoplastic rock
- fast extraction
- Residual expansion rate
- hand held drifter
- through
- single stage separation
- full load running
- worm gear drive
- burning time
- alidade
- crusher head
- workings