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