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