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