 |
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| wide-ranging studies | |||
| extensive studies; widespread investigation | |||
| substantial research (clck.ru dimock) | |||
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| extensive investigation | |||
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широкие исследования : 9 do fraz, 5 tematyki |
| Aerohydrodynamika | 1 |
| Budownictwo | 2 |
| Makarowa | 4 |
| Pospolicie | 1 |
| Przemysł energetyczny | 1 |