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