 |
| |||
| 发明式的问题解决理论 | |||
| Russian thesaurus | |||
| |||
| ТРИЗ | |||
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