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| 氧化铜 (CuO) | |||
| 氧化铜 | |||
| 氧化正铜; 氧化亚铜; 一氧化二铜 | |||
| 一氧化铜; 氧化正铜 | |||
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| 氧化铜 | |||
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| 杂的氧化铜 | |||
| copper oxide: 30 phrases in 11 subjects |
| Accumulators | 1 |
| Agriculture | 1 |
| Ecology | 1 |
| Electronics | 8 |
| Food service and catering | 5 |
| Metallurgy | 3 |
| Oil / petroleum | 1 |
| Shipbuilding | 1 |
| Superconductivity | 3 |
| Technology | 5 |
| Telecommunications | 1 |
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