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