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