A 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.
Library is the external storage and selective transmission mechanism of social memory (usually expressed in written records). In other words, the library is the memory device and diffusion device of social knowledge, information and culture.
Basic sequence of libraries:
Smoking is prohibited in the library.
(2) Keep the room clean and tidy, and it is forbidden to bring food and drinks into the museum; Please don't drag the reading desk and chair at will.
(3) Keep the room quiet: Please turn off the pager and mobile phone or turn it to mute when entering the library; Please speak softly in the library so as not to affect others' reading.
(4) Respect managers and be civilized readers.
(5) Take good care of books and periodicals and all public property, and do not smear, tear or hide books and periodicals.
Reference to the above content: Baidu Encyclopedia-Library