 |
| |||
| second insulation | |||
| supplementary insulation | |||
|
辅助绝缘 : 4 phrases in 2 subjects |
| Electronics | 3 |
| Rail transport | 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