 |
| |||
| low water of river; lowest water level; minimum water level | |||
| |||
| water shortage | |||
| minimal flow | |||
| trough | |||
| grave; minimum flow | |||
| low flow Phase of lowest level of a water course; low water level; low flow | |||
| low water | |||
| lowest level | |||
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etiage : 46 do fraz, 9 tematyki |
| Budownictwo | 3 |
| Geologia | 2 |
| Hutnictwo | 2 |
| Nauka o ziemi | 6 |
| Nauki o życiu | 14 |
| Ochrona środowiska | 1 |
| Technika i technologia | 1 |
| Transport | 8 |
| Zasoby naturalne i ochrona dzikiej przyrody | 9 |