| |||
| 抽出計画 River and Water Resources Glossary (Infrastructure Development Institute Japan) | |||
|
sampling plan : 5 phrases in 1 subject |
| General | 5 |
| |||
| 抽出計画 River and Water Resources Glossary (Infrastructure Development Institute Japan) | |||
|
sampling plan : 5 phrases in 1 subject |
| General | 5 |