About KAWAMOTO TOSHIKAZU
About FUJIKAWA TOMIO
About 東急建設
About ICHIKAWA YASUAKI
About OHARA YUZO
About 土木学会年次学術講演会講演概要集 第3部
About rock mass
About Junneling engineering in general
About Mechanical properties of rocks
About 不連続性
About 硬岩
About 掘削
About 設計システム