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