额点(glbella,G):额部之最前点。软组织鼻根点(nasion of soft tissue,N ’):软组织侧面上相应的鼻根点。眼点(eye,E):眼睑裂之眦点。鼻小柱点(columella,Cm):鼻小柱最前点。鼻下点(subnasale,Sn):鼻小柱与上唇之连接点。上唇凹点(superior labial sulcus,Ss):鼻下点与上唇凸点之间的最凹点。上唇缘点(UL ’):上唇黏膜与皮肤之连接点。上口点(stomion superius,Stms):上唇红缘之最低点。口点(stomio ......