Based on the new coding system for teaching and learning behavior analysis in classroom, according to the difference of behavior subjects and behavior activity forms, classroom teaching and learning behavior are divided into four categories, 16 dimension sections, and distribute the 16 kinds of behavior in a circle, establish the coordinate system of "Classroom Teaching and Learning Behavior Cloud(CTLBC)".Through standardized processing of the data, it gives the construction method for the model of CTLBC, establishes the main attributes,sta...