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