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侧缘 [cè yuán]
[解剖] lateral margin
- 外鼻动脉和鼻小柱动脉在鼻背区域汇合，形成沿外侧脚头侧缘走行的鼻翼弓。
The lateral nasal and columella arteries then meet over the dorsal region, forming an alar arcade that runs along the cephalic margin of the lateral crura. - 有侧滑时，尖侧缘的非圆截面机身头部在中等和大迎角下，可具有方向稳定性。
The fore-body with sharp section angle can produce direction stability at middle-higher angle of attack in the case of side-slip. - 一般而言，角动脉起源于侧鼻动脉，沿外侧脚头侧缘向内侧走行，并分出尾侧支供应鼻孔缘。
In general, the angular artery originates the lateral nasal artery, which passes medially along the cephalic margin of the lateral crura and gives off caudal branches toward the nostril rim.
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