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