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