 |
| |||
| 土の構造 (つちのこうぞう) River and Water Resources Glossary (Infrastructure Development Institute Japan) ; 土壌の構造 River and Water Resources Glossary (Infrastructure Development Institute Japan) ; 土壌構造 (どじょう・こうぞう) River and Water Resources Glossary (Infrastructure Development Institute Japan) ; 骨格構造 (こっかく・こうぞう) River and Water Resources Glossary (Infrastructure Development Institute Japan) | |||
|
soil structure : 1 do fraz, 1 tematyki |
| Technika i technologia | 1 |