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| field study Scientific study made in the open air to collect information that can not be obtained in a laboratory | |||
| ground truth survey | |||
| field study | |||
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| field studies | |||
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feltundersogelse : 2 do fraz, 2 tematyki |
| Inżynieria materiałowa | 1 |
| Ochrona środowiska | 1 |