About WATANABE YASUHIDE
About 宇宙航空研究開発機構
About 日本機械学会誌
About orbital transfer vehicle
About recovery
About reentry
About thermal protection
About control system
About parachute
About splashdown
About capsule
About public administration
About H-II Transfer Vehicle
About 物資回収
About 帰還機
About 回収機
About thermal control
About JAXA
About Space crafts
About HTV
About 研究