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| 骨材計量機 (kotsuzai-keiryōki) River and Water Resources Glossary (Infrastructure Development Institute Japan) ; 骨材バッチャ River and Water Resources Glossary (Infrastructure Development Institute Japan) | |||
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| 骨材計量機 (kotsuzai-keiryōki) River and Water Resources Glossary (Infrastructure Development Institute Japan) ; 骨材バッチャ River and Water Resources Glossary (Infrastructure Development Institute Japan) | |||
