About CHO AKIO
About 産業技術総合研
About KANEMA TSUYOSHI
About 中村ボーリング
About velocity of elastic wave
About boring core
About frequency(statistics)
About distribution
About wetting(humidity)
About P wave speed
About 亀裂モデル
About 検層速度
About 初期地圧
About rock pressure
About 頻度分布
About Mechanical properties of rocks
About 検層
About コア
About 弾性波速度
About 初期地圧
About 推定法