About HASHIMOTO KEN'ICHI
About TANIMOTO KEIJI
About 徳山工業高等専門学校研究紀要
About Yamaguchi prefecture
About retaining wall
About rock
About strength
About crystalline schist
About psammite
About basic rock
About serpentinite
About rock mass strength
About Shunan City
About stone wall
About stone-blocks retaining wall
About pelitic schist
About Earthwork planning,earthwork
About Foundation failure and reinforcing,retaining wall,others
About 山口
About 周南市
About 地区
About 石積み
About 文化