About OKUBO TOSHIFUMI
About 日本電気通信研
About KISHIGAMI JUN'ICHI
About NTT 電通研
About FUKUI SHIGEHISA
About 日本電気通信研
About YASUDA KYOSUKE
About NTT 電通研
About 日本機械学会論文集 C編
About magnetic levitation
About void
About Memory units
About Electronic recording,magnetic recording,optical recording
About 可視レーザ
About 干渉
About 浮動ヘッド
About スライダ
About 浮上
About 精密測定