Using SV-DH Ultrasonic Velocity Testers liquid medium in different propagation velocity of longitudinal wave propagation, Further measuring the liquid compressibility, principle is simple, method is reliable compared with the standard value measurement The relative error is small. The method is feasible and value. A kind of new measuring method of liquid compressibility is obtained.%利用SV-DH声速测试仪测量超声波在不同液体介质中传播纵波的传播速度,进一步测量出这些液体压缩系数.测量结果与标准值相比,利用该方法测量液体压缩系数具有原理简单、相对误差较小的特点.为测定液体的压缩系数提供了一种新方法.
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