◆ Electropalatography(电子腭位记录仪) records the contact of the tongue and the palate in the oral cavity Cineradiography 摄影射线技术) records the dynamic change of speech articulation◆ Electropalatography(电子腭位记录仪): records the contact of the tongue and the palate in the oral cavity ◆ Cineradiography (摄影射线技术): records the dynamic change of speech articulation