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