3Bouthilet L. The Measurement of Intuitive Think- ing [M]. Chicago: University of Chicago Press, 1948.
4Hammer R. The Development of Category Learning Strategies: What Makes the Difference? [J]. Cogni- tion, 2009, 112 (1).
5Rouder J, Ratcliff R. Comparing Exemplar and Rule- Based Theories of Categorization [J]. Current Direc- tions in Psychological Science, 2006: 15.
6Smith E E, Medin D I. Categories and Concepts [M]. Boston: Harvard UniversityPress, 1981, 51-83.
7Posner G J, Strike K A, Hewson P W, Gertzog W A. Accommodation of a Scientific Conception: Toward a Theory of Conceptual Change [J]. Science Education, 1982: 211-227.
8Zhang K, Ye W, Zhao L. The Absolute Degree of Grey Incidence for Grey Sequence Base on Standard Grey Interval Number Operation [J]. Kybernetes, 2012, 41 (7/8).
9Mu X Y. Science Teacher Training in China [J]. Science, 2013, 341 (6145).