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| 二氧 | |||
| 二氧化物 | |||
| диоксид: 89 phrases in 13 subjects |
| Chemistry | 38 |
| Dentistry | 1 |
| Ecology | 1 |
| Electronics | 11 |
| Environment | 7 |
| Food industry | 4 |
| General | 21 |
| Geochemistry | 1 |
| Medical | 1 |
| Oil processing plants | 1 |
| Pharmacy and pharmacology | 1 |
| Technology | 1 |
| United Nations | 1 |
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