About LEE Jung-Ryul
About National Inst. of Advanced Industrial Sci. and Technol., Tsukuba, JPN
About TSUDA Hiroshi
About National Inst. of Advanced Industrial Sci. and Technol., Tsukuba, JPN
About Measurement Science and Technology
About hole
About PZT
About Metallic materials
About ファイバ
About 圧電変換器
About 開放孔
About 亀裂
About モニタリング