About KIMURA KUNIO
About 九州工技試資源開発部
About JINNAI KAZUHIKO
About 九州工技試資源開発部
About TATEYAMA HIROSHI
About 九州工技試資源開発部
About TSUNEMATSU KINUE
About 九州工技試資源開発部
About 日本鉱業会誌
About Hokkaido
About Non-metal mines,mineral resources
About Mechanical properties of rocks
About 北海道
About 火山灰
About 発ぽう体
About 原料
About 適性