The method for data processing based on Euclidean algorithm using computer in the Millikan oil-drop experiment is introduced, and the program written by Fortran is presented.

• 依据欧几里德算法 ；由计算机处理密立根油滴实验数据 ；得到基本电荷电量 ；并且给出了用Fortran编写的程序 .