短语词组短语elastic p -wave 弹性纵波elastic -plastic compressional wave 弹塑性压缩波prestack elastic -wave inversion 叠前弹性波反演elastic wave -fields 弹性波场-component elastic wave -field 三分量弹性波场3 -component elastic wave-field 三分量弹性波场 返回 elastic wave