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Экономические науки Written by Super User 1059
Строительство Written by Super User 1002
Транспорт Written by Super User 1025
Сельскохозяйственные науки Written by Super User 1052
Двигателестроение Written by Super User 1015
Машиноведение Written by Super User 972
Биологические науки Written by Super User 1028
Химические науки Written by Super User 979
Физика Written by Super User 954
Астрономия Written by Super User 1028

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