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