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