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