noun
数据来源：WordNet
The angle formed by two edges of a polyhedral angle .
多面体角的两个边所形成的角。
Further , We prove that the blending surface of the convex polyhedral angle obtained by this method is convex .
进一步，证明了利用这种磨光方法得到的磨光曲面具有保凸性。
polyhedral anglepolyhedral anglepolyhedral angle