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компаунд; состав | |||
комплекс |
组合物: 37 phrases in 13 subjects |
Automobiles | 1 |
Aviation | 1 |
Chemistry | 3 |
Environment | 1 |
General | 5 |
Geology | 2 |
Medical | 2 |
Name of organization | 5 |
Oil / petroleum | 1 |
Oil processing plants | 2 |
Photography | 1 |
Technology | 11 |
United Nations | 2 |