低降角 angle of depression
降角曲线 curve of declining angle
下降角度 angle of descent ; Descent
下降角 [航] angle of descent ; angle descent
滑降角 glider slope angle
生物降角 biodegradation
降口角肌 [解剖] depressor anguli oris ; Depressor anguli oris muscle ; [解剖] musculus depressor anguli oris
下降三角形 Descending Triangle ; descending triangles pattern
视角降低 Camera Down
这种高压降角截止阀功能提供先进的施工质量和使用寿命长，800类的ANSI。
Advanced construction features of this high pressure drop Angle globe valve provide quality and long service life, Class 800 ANSI.
本文从这一总的前提出发，提出了以坡降大小和距物源区远近为主要因素，对入湖三角洲进行分类的设想。
Based on these prerequisites, this paper presumes to categorize lake deltas on the basis of slope and distance between source area and depocenter.
分离左冠状动脉左前降支，第二对角支远端结扎。
Left descending arteries were ligated at the distal side of the second diagonal branch.
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