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trabajo de investigación científica | |||
trabajo de investigación | |||
tesina f (Alexander Matytsin) |
исследовательская работа: 17 phrases in 7 subjects |
Aviation | 7 |
Economy | 4 |
General | 2 |
Geology | 1 |
Obsolete / dated | 1 |
Occupational health & safety | 1 |
Packaging | 1 |