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