down flow
| pipe
| down flow | |
| ecol. | 下向流; 下降流 |
| skydive. | 下沉气流; 向下气流 |
| pipe | |
| gen. | 烟斗 |
| hydroel.st. од. | 管道 |
| oil transp. | 管 |
| roll. | 重皮 |
| space | 装管子; 用管道输运 |
| space од. | 导管 |
| steel. | 缩管; 缩孔 |
| tech. | 管 |
| |||
| 下向流; 下降流 | |||
| 下沉气流; 向下气流 | |||
| |||
| 下流; 向下流动 | |||
|
down flow : 44 phrases in 15 subjects |