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