And in the each adaptive subdivision, we choose the normal angle of the adjacent faces as the control error to detect whether the approximation is sufficient.
在自适应细分过程中，用相邻面片的法向夹角作为控制误差来反映细分的逼近程度是否足够；
2
Through the introduction of the adjacent object direction angle and shielding angle, the ultimate adjacent objects are identified close to the direction of the adjacent object mask.
通过引入相邻对象方向角和屏蔽角，对方向接近的相邻对象进行屏蔽，实现对确定相邻对象方法的改进。
3
In this article, themorphology of the nerves in the wall of esophagus adjacent to the angle have also been studied in comparison.