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