About MIYAJIMA MASATO
About 新潟県 柏崎地域振興局
About 農業農村工学会誌
About large earthquake
About earthquake disaster
About pipeline
About disaster recovery
About irrigation
About earthquake proof countermeasure
About irrigation water
About 新潟県中越沖地震
About Natural disasters
About Piping design and work
About 新潟県中越沖地震
About 被災
About パイプライン
About 復旧