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