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