This paper studies the effect of skill level,knowledge representation and age of badminton players on speed and accuracy of intuitive decision-making.

Based on the brief analysis of the ineffable of tacit knowledge, we introduce knowledge representation and try to understand tacit knowledge further.

In the first part,the arthor reviews some concepts of knowledge representation,the methods of bilingual study and the recent study.

Classroom Teaching Skills is combined with representation system and teaching operating system.

This paper attempts an annotated review of knowledge type,methods,architecture,process and integration with GIS which are related with the field of spatial data mining,and especially pays attention to knowledge type including spatial characteristic and discriminate rules,spatia.

How to design rational teaching methods to obtain expected teaching aim and good learning results according to characteristic of different knowledge type,was just the question what Mathematics instruction design should resolve in the processing of Mathematics instruction.