down-draft
| retort
| down draft | |
| busin. | 下降趋势; 不景气 |
| skydive. | 下沉气流; 向下气流 |
| tech. | 向下通风; 倒焰; 倒风; 下曳气流; 降低; 下向通风 |
| retort | |
| cast.iron. | 反应罐 |
| desert. од. | 蒸馏器 |
| met. | 蒸馏罐; 炭化室 |
| met. од. | 曲颈甑 |
| oil | 干馏炉 |
| oil од. | 干馏釜; 曲颈瓶 |
| pack. | 压力锅 |
| steel. | 马弗炉 |
| |||
| 竖流下向通风 | |||
| 下降趋势; 不景气 | |||
| 下吸式 | |||
| 倒风〔焰〕; 下吸 | |||
| 下沉气流; 向下气流 | |||
| 向下通风; 倒焰; 倒风; 下曳气流; 降低; 下向通风 | |||
| 下降气流 | |||
| |||
| 向下通风; 倒风 | |||
|
down-draft : 26 phrases in 5 subjects |
| Automobiles | 3 |
| Chemistry | 2 |
| Hydroelectric power stations | 1 |
| Oil / petroleum | 2 |
| Technology | 18 |