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