cement floor
相关英语词汇推荐
- fire-proof fiber;fireproof
- watering system
- avoidable accident
- control state
- forest farm
- combustion space
- fire drencher
- Firemaster CA
- resource officer
- ceiling panel heating
- composite explosive
- minimum occupant load
- fail-obvious condition
- α-AlH3
- thermal fracture
- door holding device
- data acquisition and processing
- compressed air tool
- water officer;water supply officer
- Cauterization