About YOKOI K
About Sankyo Oilless Industry, Inc., Tokyo, JPN
About OKADA K
About Yamanashi Univ., Yamanashi-ken, JPN
About Proceedings of the International Cryogenic Engineering Conference
About very low temperature
About Measuring methods and instruments of force,work load,pressure,friction
About 低温
About 真空
About PTFE
About h-BN
About Al
About 摩擦特性