 |
| |||
| simple ray (radius simplex) | |||
|
单射线 : 28 phrases in 10 subjects |
| Agriculture | 3 |
| Chemistry | 1 |
| Earth sciences | 1 |
| Electronics | 3 |
| General | 1 |
| Geology | 1 |
| Metallurgy | 8 |
| Oil / petroleum | 1 |
| Technology | 8 |
| Telecommunications | 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