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