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