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