About YAMAMOTO KEIKI
About 大成建設 技セ 建築技研
About MIYATA TETSUJI
About MOTOOKA NORISHIGE
About HATTORI ATSUSHI
About コンクリート工学
About precast concrete structure
About research and development
About high-rise building
About practical application
About ultra high strength concrete
About under-ground piled column
About introduction of case
About Special concrete structures
About 高強度
About プレキャスト
About 鉄筋コンクリート
About 構真柱
About 開発
About 超高層建物