索头冠结 crown and wall knot

冠结构 canopy structure

树冠结构 Crown Structure ; canopy structure

苗冠结构 crown architecture

球冠结构 spherical cap structure

冠脉结扎 coronary artery ligation ; Ligation coronary artery ; Coronary artery occlusion

绳端冠形结 wall and crown knot ; wallandcrown ; wall and crown

冠层结构 canopy configuration ; canopy structure ; Canopy architecture ; canopy morphology structure