1. Business hours: In some cities, city study rooms are open 24 hours, while libraries have fixed opening hours and will close on time.
2. The number and types of books: the library has a huge collection of books, covering various fields and themes; However, due to the limitation of space, the number and types of books in urban study rooms are relatively small.
3. Spatial atmosphere: the library emphasizes academic atmosphere, which is suitable for studying knowledge and deep learning; Urban research pays more attention to the relaxed and comfortable reading experience, so that readers can relax their minds through reading in their spare time.
4. Library is an institution that collects, sorts out and collects books and materials for people to read and refer to. As early as 3000 BC, libraries appeared. Library has the functions of preserving human cultural heritage, developing information resources and participating in social education.