 |
| |||
| packing gland | |||
| 密封 衬: 43 phrases in 14 subjects |
| Automobiles | 7 |
| Aviation | 1 |
| Chemistry | 1 |
| Compressors | 3 |
| Ecology | 1 |
| Electronics | 2 |
| Engineering geology | 1 |
| General | 1 |
| Metallurgy | 1 |
| Mining | 1 |
| Oil / petroleum | 2 |
| Plastics | 2 |
| Space | 1 |
| Technology | 19 |
|
| |||
| packing gland | |||
| 密封 衬: 43 phrases in 14 subjects |
| Automobiles | 7 |
| Aviation | 1 |
| Chemistry | 1 |
| Compressors | 3 |
| Ecology | 1 |
| Electronics | 2 |
| Engineering geology | 1 |
| General | 1 |
| Metallurgy | 1 |
| Mining | 1 |
| Oil / petroleum | 2 |
| Plastics | 2 |
| Space | 1 |
| Technology | 19 |