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| 氾濫平野 River and Water Resources Glossary (Infrastructure Development Institute Japan) ; 氾濫原 (はんらんげん) River and Water Resources Glossary (Infrastructure Development Institute Japan) ; 氾濫域 River and Water Resources Glossary (Infrastructure Development Institute Japan) ; 泥濫平原 River and Water Resources Glossary (Infrastructure Development Institute Japan) | |||
| 氾濫平原 (はんらんへいげん) | |||
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| 河川敷 news1 nf14 (かせん・ぢき) | |||
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flood plain : 6 do fraz, 2 tematyki |
| Pospolicie | 4 |
| Technika i technologia | 2 |