 |
| |||
| gravity haulage; self-acting slope | |||
|
自动斜坡 : 6 phrases in 4 subjects |
| Agriculture | 2 |
| Architecture | 1 |
| Automobiles | 1 |
| Technology | 2 |
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