 |
| |||
| 离心混凝土 | |||
| 离心法浇注混凝土 | |||
| centrifugal concrete: 24 phrases in 6 subjects |
| Bridge construction | 4 |
| Ecology | 1 |
| Electronics | 1 |
| Engineering geology | 4 |
| Metallurgy | 1 |
| Technology | 13 |
The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Add | The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Report an error
| Get short URL | Language Selection Tips