About MITSUI K
About Takenaka Corpo., Tokyo, JPN
About KASAMI H
About Takenaka Corpo., Tokyo, JPN
About YOSHIOKA Y
About Takenaka Corpo., Tokyo, JPN
About KINOSHITA M
About Takemoto Oil & Fat. Co., Ltd., Aichi, JPN
About Special Publication. American Concrete Institute
About high strength concrete
About silica
About Mortar,concrete
About スランプ
About ロス
About 高性能減水剤
About シリカフューム
About 高強度コンクリート
About 性質