用群的阶和最高阶元素的阶刻画了3'单K4-群及其自同构群,并利用最高阶元的阶、最高阶元的个数以及最高阶元的中心化子的阶刻画了3'-单K4-群.
We prove that 3'-Simple K4-groups and their automorphism groups can be determined by their or- der and the characters of the element with largest order.