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