About YAMAMOTO SHUNROKU
About 鉄道総合技術研
About NODA SHUNTA
About 鉄道総合技術研
About KORENAGA MASAHIRO
About 鉄道総合技術研
About 鉄道総研報告
About earthquake
About earthquake warning
About distance
About P wave(seismic wave)
About amplitude
About 加速度振幅
About epicentral distance
About early earthquake warning
About Natural disasters
About 防災
About P波初動
About 立ち上がり特性
About 着目
About 震央距離
About 推定
About 手法