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