Based on the assay about analysis on activity -based costing in universities from 2000 to 2016, this paper has teased which is related to literature activity - based costing of university scientific research, including the concept of activity - based costing, objects, content, category and cost of driven force and other aspect of research. Secondly, from three aspects that the cost accounting system of scientific research in university is insufficient, some difficult problems of cost accounting of university' s scientific research are not stud...