| |||
| 推進工法 River and Water Resources Glossary (Infrastructure Development Institute Japan) | |||
|
jacking method : 2 a las frases, 1 temas |
| General | 2 |
| |||
| 推進工法 River and Water Resources Glossary (Infrastructure Development Institute Japan) | |||
|
jacking method : 2 a las frases, 1 temas |
| General | 2 |