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