About NAKAMURA TSUTOMU
About KUWASHIMA CHIKA
About YOSHIZAWA KOSUKE
About 地盤工学会北海道支部技術報告集
About model test
About rigidity
About drawing (plastic working)
About pull-out resistance
About geogrid
About reinforced earth method
About Friction
About experimental equipment
About interface (surface)
About pull-out test
About shear box test
About mechanical property
About reinforcing material
About boundary surface
About Soil improvement and stabilization
About Field surveys,soil tests
About 土
About 境界面
About 剛性
About 引抜き試験