00444nam a2200145Ia 4500008004100000020001800041041000800059082001600067100002500083245009700108260002000205300003000225365001800255700002500273230718s9999 xx 000 0 und d a9781845969895 aeng a621.38bNAK aNakamura K. (Editor) aUltrasonic TransducersbMaterials And Design For Sensors, Actuators And Medical Applications c2012bWoodhead  a722dRef 820 I ME (43626) cRs.b15606.00 aNakamura K. (Editor)