兑水 发表于 2009-10-31 22:32:26

ASTM E 664-1993 用浸渍法测量纵向超声波的表面衰减

E664-93(2000) Standard Practice for the Measurement of the Apparent Attenuation of Longitudinal Ultrasonic Waves by Immersion Method
页: [1]
查看完整版本: ASTM E 664-1993 用浸渍法测量纵向超声波的表面衰减