| |||
| 自动轧管机带顶头轧制 | |||
|
plug plugging : 29 phrases in 8 subjects |
| Dietology | 2 |
| Foreign trade | 11 |
| Geotechnics | 2 |
| Mechanics | 3 |
| Pediatrics | 2 |
| Public security | 2 |
| Sealing | 6 |
| Shooting sport | 1 |
| |||
| 自动轧管机带顶头轧制 | |||
|
plug plugging : 29 phrases in 8 subjects |
| Dietology | 2 |
| Foreign trade | 11 |
| Geotechnics | 2 |
| Mechanics | 3 |
| Pediatrics | 2 |
| Public security | 2 |
| Sealing | 6 |
| Shooting sport | 1 |