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