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