About KOIZUMI TOORU
About TAKAKUWA SHIN'ICHI
About HASABA SHIGEMASA
About 北陸建設 技研
About コンクリート工学年次論文報告集
About salt damage
About Concrete structures
About Maintenence and management of buildings
About 塩害
About 鉄筋腐食
About 補修
About 工法
About 研究