 |
| |||
| 产生摩擦作用的; 摩擦产生的 | |||
| friction-producing: 12 phrases in 2 subjects |
| Metallurgy | 11 |
| Technology | 1 |
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