axial plunge

Relations among dip direction,dip angle, pitch direction,pitch angle,rake direction and rake angle were also studied.

研究了斜井素描过程中 ,面理在硐顶的迹线的描绘方法 ,对倾向、倾角和倾伏向、倾伏角、侧伏向、侧伏角、侧余角的关系作了较深入的研究。

When we use declination data to analyze the rotation features of a terrane or plate, the declination error caused by the plunge of the fold axis can sometimes be very significant.

倾伏褶皱在野外难以识别，即或识别，倾伏要素也很难准确测定。