![]() |
| |||
trapdoor | |||
damper door | |||
damper | |||
air damper; louver-damper | |||
control damper; regulating damper; tempering air damper; trap door | |||
adjusting damper |
调节风门 : 29 phrases in 10 subjects |
Agriculture | 1 |
Aviation | 1 |
Electric machinery | 1 |
Electronics | 3 |
Metallurgy | 2 |
Nautical | 1 |
Oil / petroleum | 1 |
Refrigeration | 2 |
Shipbuilding | 1 |
Technology | 16 |