Through the analysis of statics by combining with dynamics, the initial angle between conjugate extensional crenulation cleavages (eccs) gained by the author is 109° 28′, which comes well up to the field data.
通过静力和动力学解析，共轭伸展褶劈理面对最大主应力方向的理想夹角为１０９°２８′，与实际观测值一致。