 |
| |||
| bevel ring | |||
| 斜环: 40 phrases in 11 subjects |
| Automobiles | 8 |
| China | 1 |
| Compressors | 2 |
| Drilling | 1 |
| General | 1 |
| Information technology | 1 |
| Metallurgy | 3 |
| Oil / petroleum | 4 |
| Otorhinolaryngology | 1 |
| Shipbuilding | 2 |
| Technology | 16 |
|
| |||
| bevel ring | |||
| 斜环: 40 phrases in 11 subjects |
| Automobiles | 8 |
| China | 1 |
| Compressors | 2 |
| Drilling | 1 |
| General | 1 |
| Information technology | 1 |
| Metallurgy | 3 |
| Oil / petroleum | 4 |
| Otorhinolaryngology | 1 |
| Shipbuilding | 2 |
| Technology | 16 |