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crenulation n.小鈍鋸齒(狀)。

creodont

Furthermore , shear type is simple shear - dominated at the early stage by analysis of wk from the method of polar mohr and pure shear component increases at the late stage by the methods of ecc . much synthetic extensional crenulation cleavage ecc is found in mylonitic rocks zone 不同方法求得運動學渦度wk介于0 . 453 ? 0 . 809間,表現為一般剪切作用類型,其中早期為以簡單剪切組份為主、晚期為以純剪組份為主的一般剪切作用類型。