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| 施工計画 (せこうけいかく) River and Water Resources Glossary (Infrastructure Development Institute Japan) | |||
| Englisch Thesaurus | |||
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| PPR (Russian Sakhalin Energy) | |||
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| 施工計画 (せこうけいかく) River and Water Resources Glossary (Infrastructure Development Institute Japan) | |||
| Englisch Thesaurus | |||
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| PPR (Russian Sakhalin Energy) | |||
