elastic
waves
pressure elastic waves壓力波
speed of elastic waves彈性波速
elastic waves in plates板中彈性波
elastic waves in solids固體中的彈性波
elastic waves ct technique彈性波ct
attenuation of elastic waves彈性波衰減
nondestruction of elastic waves彈性波非破壞性
compound materials of elastic waves彈性波復(fù)合材料
elastic body waves彈性體波