Abstract: In the U.S. doctoral education, there are both consistency and differences with typical American model and features. Taking the School of Electrical and Computer Engineering at Purdue University as an example, the school pays much attention to the assurance mechanism of academic environment, evaluation and selection, implementing these mechanisms in the curriculum and examination, academic standards, plan of study via its doctoral advisory committee, which reflects, to some extent, the basic characteristics of engineering doctor education in the top U. S. universities. It provides a valuable reference for the doctoral cultivation in China, especially our engineering doctor cultivation.