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