 |
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| 剛構造物 River and Water Resources Glossary (Infrastructure Development Institute Japan) | |||
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solid structure : 2 do fraz, 1 tematyki |
| Pospolicie | 2 |
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| |||
| 剛構造物 River and Water Resources Glossary (Infrastructure Development Institute Japan) | |||
|
solid structure : 2 do fraz, 1 tematyki |
| Pospolicie | 2 |