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sustancia química (Sergei Aprelikov) | |||
substancia quimica | |||
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productos químicos |
химических веществах : 45 phrases in 9 subjects |
Chemistry | 3 |
Environment | 3 |
Food service and catering | 1 |
Medical | 4 |
Name of organization | 4 |
Oil / petroleum | 2 |
Security systems | 2 |
Technology | 1 |
United Nations | 25 |