zygomaticus minimus and m. risorius is .±.mm, .±.8mm and 0.±.mm respectively. The angle between the m.
zygomaticus minimus and m. risorius is .±.mm, .±.8mm and 0.±.mm respectively. The angle between the m.
颧大肌、颧小肌、笑肌长依次为 .± .mm、 .± .8mm、 0 .± .mm ;
zygomaticus minimus and m. risorius is .±.mm, .±.8mm and 0.±.mm respectively. The angle between the m.
颧大肌、颧小肌、笑肌长依次为 .± .mm、 .± .8mm、 0 .± .mm ;