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