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| Strukturformel f; Valenzstrichformel f; Strichformel f | |||
| Konstitutionsformel f | |||
| Bauformel f | |||
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| Formelbild n (напр., патентуемого химического соединения) | |||
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структурная формула : 4 phrases in 2 subjects |
| Chemistry | 3 |
| Geology | 1 |
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