About YAMAWAKI H
About National Research inst. Metals, Tokyo, JPN
About SAITO T
About National Research inst. Metals, Tokyo, JPN
About Nondestructive Testing and Evaluation
About ultrasonic test
About ノード変位
About Acoustical properties of metals
About Nondestructive testing
About ノード
About 方程式
About 表面波
About 数値計算