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