Opened books-simple and flat blue general ppt template for thesis defense

Introduction: The opened books are scattered with large background pictures of English letters, minimalist headline text covers, simple and flat design, blue orange gray color matching, general ppt templates suitable for thesis defense, graduation defense, graduation summary and other scene applications.

Introduction: The opened books are scattered with large background pictures of English letters, minimalist headline text covers, simple and flat design, blue orange gray color matching, general ppt templates suitable for thesis defense, graduation defense, graduation summary and other scene applications.