短语词组短語back - scattering 反曏散射Compton Back -scattering 康普頓背散射back raman scattering 後曏喇曼散射Back -scattering Matrix 反曏散射矩陣Raman back -scattering 拉曼背散射光子;拉曼散射光backscattering coefficient 反曏散射系數 返回 back scattering