"Leap"——Human science and technology development process animation film ppt template
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Description: "Leap" - the development of human science and technology animation film ppt template, this template # glory MagicBook 7th Rui Pu PPT contest # Winning author: Nine demon; Author's Note: From the Great Leap Forward to the life of human technology explosion Style development, there is always a great leap that has never been done before
