负视速度地震反射波法
negative visual velocity seismic reflection method
电磁波波速
velocity of electromagnetic wave
横波波速
shear wave velocity
transverse wave speed
Shear wave velocity value
极化剪切波波速
polarized shear wave velocity
声波波速
acoustic velocity
sonic speed
acoustic wave velocity AWV
声波波速反演
Acoustic velocity inversion
声波波速试验
acoustic velocity experiment
压力波波速
velocity of compressive wave
pressure wave speed
纵波波速
longitudinal wave velocity
velocity of P-wave
超声波负离子发生器
ultrasonic negative-ion generator
冲击波负压
Blast underpressure
underpressure
negative phase of blast loading