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