| |||
泄水〔下水,落水,降液,下降,排气,〕管 | |||
泄水下水,下导,排气管; 下气烟道 | |||
下降管 | |||
下气 〔烟〕道 | |||
锅炉循环水管 | |||
下气道; 降气管 | |||
降液管; 落水管; 下导管; 下流管; 下水管 | |||
游泳池的下水道; 游泳池下水道 | |||
泄水管; 下气烟道; 排气管; 废水管; 降水管; 下降管; 高炉下气道; 排液管; 锅炉循环水管 |
downcomer : 53 phrases in 10 subjects |
Architecture | 1 |
Chemistry | 6 |
Company name | 1 |
Electronics | 14 |
General | 7 |
Metallurgy | 7 |
Oil / petroleum | 8 |
Oil processing plants | 1 |
Refrigeration | 1 |
Technology | 7 |