About YASUI TAKASHI
About HASEGAWA KOJI
About HIRAYAMA KOICHI
About 超音波Techno
About finite difference time domain method
About crystal resonator
About vibration analysis
About elastic wave
About numerical analysis
About lattice
About resonance frequency
About staggered grid
About natural vibration analysis
About Theory of vibrations
About TD法
About 水晶
About 振動子
About 固有振動解析