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。
