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The design is mainly used for students' class notes whose original computer games,surfing on the internet and so on are cancled.Users can distinguish subjects by their own color.In order to reduce students' presure,its pages inside can match the number of subjects automatically.Its content can be saved by memory card to protect from losing,what's more,It can cannect the knowledge of middle school and high school,which can let students refer to the previous knowledge conveniently.
Hou Yin Yin