About TSUBOKAWA YOSUKE
About (公財)鉄道総合技術研究所 軌道技術研究部 軌道管理研究室
About means of transportation
About measurement
About inspection
About rolling stock
About railway track
About rail
About rail fastener
About sleeper
About ballast
About irregularity of track
About dynamometer car
About vehicle
About railway track inspection
About 軌道狂い
About 軌道検測
About 正矢法
About 偏心矢法
About 慣性測定法
About track irregularity
About track measuring
About mid-chord offset method
About asymmetrical chord offset method
About inertial measuring method
About Passenger and freight cars,special cars
About 軌道検測