短语词组短語shear bubbly flow 剪切泡狀流shear turbulent flow 剪力紊流shear force flow 剪力流shear basic flow 切變基流shear r flow 剪切流shear -flow turbulence 剪切流紊動zonal shear basic flow 緯曏切變基流horizontal shear -flow 水平剪切流動 返回 shear flow