 |
| |||
| screw rolling; spiral rolling | |||
| helical forging | |||
|
螺旋 轧制 : 7 phrases in 2 subjects |
| Mechanics | 1 |
| Metallurgy | 6 |
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