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полициклическое ароматическое соединение полимер из сопряжённых бензольных ядер |
polycyclic aromatics: 26 phrases in 13 subjects |
Chemistry | 8 |
Ecology | 3 |
Food industry | 1 |
General | 1 |
Makarov | 3 |
Medical | 2 |
Military | 1 |
Nanotechnology | 1 |
Oil and gas | 2 |
Sakhalin | 1 |
Technology | 1 |
Water resources | 1 |
Weapons of mass destruction | 1 |