 |
| |||
| 排气分析逆向清洗 | |||
| 反冲色谱 | |||
| 反向冲洗; 反向洗井 | |||
| 回洗; 逆流洗涤 | |||
| 反向洗涤 | |||
|
back flush : 9 phrases in 4 subjects |
| Architecture | 2 |
| Chemistry | 2 |
| Oil / petroleum | 2 |
| Technology | 3 |
|
| |||
| 排气分析逆向清洗 | |||
| 反冲色谱 | |||
| 反向冲洗; 反向洗井 | |||
| 回洗; 逆流洗涤 | |||
| 反向洗涤 | |||
|
back flush : 9 phrases in 4 subjects |
| Architecture | 2 |
| Chemistry | 2 |
| Oil / petroleum | 2 |
| Technology | 3 |