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