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| Ritzhärteprüfung f; Ritzversuch m | |||
| Ritzmethode m | |||
| испытание твёрдости царапанием: 12 phrases in 10 subjects |
| Chemistry | 1 |
| Electrochemistry | 1 |
| Metalworking | 1 |
| Oil / petroleum | 1 |
| Packaging | 1 |
| Plastics | 1 |
| Silicate industry | 2 |
| Technology | 2 |
| Welding | 1 |
| Wood processing | 1 |