 |
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| Kupferoxyde n; Kupferoxyd n; Kupferoxydul n | |||
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| Kupferoxid n | |||
| Kupferoxyd n | |||
| Tenorit m; Melakonit m; Kupferschwärze f | |||
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| KupferII-oxid n | |||
| copper oxides: 36 phrases in 9 subjects |
| Accumulators | 1 |
| Chemistry | 13 |
| Information technology | 1 |
| Measuring instruments | 1 |
| Metallurgy | 1 |
| Mining | 6 |
| Natural resourses and wildlife conservation | 1 |
| Superconductivity | 4 |
| Technology | 8 |