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| 礫質多角形土 River and Water Resources Glossary (Infrastructure Development Institute Japan) ; 淘汰多角形土 River and Water Resources Glossary (Infrastructure Development Institute Japan) | |||
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sorted polygon : 2 Phrasen in 1 Thematik |
| Allgemeine Lexik | 2 |
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| 礫質多角形土 River and Water Resources Glossary (Infrastructure Development Institute Japan) ; 淘汰多角形土 River and Water Resources Glossary (Infrastructure Development Institute Japan) | |||
|
sorted polygon : 2 Phrasen in 1 Thematik |
| Allgemeine Lexik | 2 |