| |||
| 重介选 | |||
|
sink-float : 42 phrases in 8 subjects |
| Drilling | 1 |
| General | 1 |
| Materials science | 1 |
| Metallurgy | 7 |
| Mineralogy | 1 |
| Mining | 6 |
| Oil / petroleum | 1 |
| Technology | 24 |
| |||
| 重介选 | |||
|
sink-float : 42 phrases in 8 subjects |
| Drilling | 1 |
| General | 1 |
| Materials science | 1 |
| Metallurgy | 7 |
| Mineralogy | 1 |
| Mining | 6 |
| Oil / petroleum | 1 |
| Technology | 24 |