| |||
| 微分流量 | |||
| 差异流动 | |||
|
differential flow : 14 phrases in 8 subjects |
| Chemistry | 2 |
| Drilling | 1 |
| Earth sciences | 1 |
| Hydroelectric power stations | 3 |
| Metallurgy | 1 |
| Oceanography & oceanology | 3 |
| Oil / petroleum | 1 |
| Technology | 2 |
| |||
| 微分流量 | |||
| 差异流动 | |||
|
differential flow : 14 phrases in 8 subjects |
| Chemistry | 2 |
| Drilling | 1 |
| Earth sciences | 1 |
| Hydroelectric power stations | 3 |
| Metallurgy | 1 |
| Oceanography & oceanology | 3 |
| Oil / petroleum | 1 |
| Technology | 2 |