论冰碛石的形态特征及其与泥石流石的区别
周尚哲

A study on the morphological features of glaciated stone and its differences from debris flow stone
Shangzhe ZHOU
图5 山东蒙山沟谷砾石的球度与圆度
Fig.5 Triangular diagram for sphericity and roundness of stones in Mengshan, Shandong Province, for valley bed stones at Eyukou (a) and for stone dike at Eyukou (b)