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