方法通过解剖学方法对五指山系小型猪主要咀嚼肌的形态、起止点、肌力方向进行测量，并通过头颅侧位片的测量，对小型猪上下颌后牙长轴倾斜性进行研究。

• Methods By means of anatomy,the shapes, start-stop points and orientations of muscle of major masticatory muscles of miniature pigs were measured.