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