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| core plug | |||
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| reference sample (SynopsisRidenS) | |||
| test piece | |||
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| Specimen (olga don) | |||
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образец для исследований : 17 Phrasen in 8 Thematiken |
| Elektronik | 2 |
| Erdöl | 3 |
| Erdöl und Erdgas | 1 |
| Forschung und Entwicklung | 1 |
| Metallkunde | 1 |
| Nanotechnologie | 2 |
| Technik | 6 |
| Werbung | 1 |