The traditional library is a physical space with crowded shelves and layers of books. The traditional library is also a place to read and borrow books. When a good book you like is borrowed, you can only look forward to its return day by day. With the advent of the network era, books and materials have begun to enter the network, which is usually called digital library, or network library and virtual library. Digital library is a virtual space, but it can meet people's demand for knowledge anytime and anywhere, bringing infinite convenience to people's study, work and life.
Digital library has gone a long way from concept to operation stage. The appearance of large-scale full-text database makes digital library a practical tool. China Academic Journal (CD-ROM version) produced and distributed by the company 1995 is the earliest large-scale full-text database, and China Journal Network, which was launched in 1998, is the largest online full-text database in the world. Other units have also begun to develop other book resources, such as a large number of books developed by Tutu Company, which makes the digital library as a national large-scale cultural project go deep into all aspects of society. Universities, research institutes and party and government organs are the first beneficiaries. In particular, the full-text databases of China periodicals, China newspapers, China doctoral dissertations, China conference dissertations and China Patent Library built by the company have become the most frequently used knowledge information resources in various industries and convenient tools for people to acquire knowledge.
Basic education is a national talent project and needs the support of large-scale knowledge resources. Educational informatization is also creating conditions for the acquisition of network resources. Therefore, based on years of knowledge accumulation, Tsinghua Tongfang Optical Disc Company specially customized "China Digital Library for Primary and Secondary Schools" for the needs of primary and secondary schools. This is the first digital library for primary and secondary schools in China. Including China basic education knowledge base, Tsinghua Tongfang multimedia education teaching material base, encyclopedia knowledge base, picture base and teaching material base. It can meet the needs of teachers' teaching, students' learning and school management.
The content of "Digital Library for Primary and Secondary Schools" is classified according to different topics, which is very easy to find and convenient to retrieve. It provides a variety of retrieval methods such as title, author, keywords, abstract, full text and so on. As long as you enter the keywords of the content you are looking for, you can search in all the databases of the library, so as to get a lot of information you need. The content of "Digital Library for Primary and Secondary Schools" comes from official publications. After deep processing and integration, it is essentially different from the scattered information on the Internet, and it is difficult to distinguish between true and false. The authenticity, authority and scientificity of information content are very important to primary and secondary education.
Our teacher is very hard and spends a lot of time preparing lessons and looking for information. With the "digital library for primary and secondary schools", teachers can spare more time for creative teaching instead of hard collection of lesson preparation materials. Reducing teachers' burden is the primary task of digital books in primary and secondary schools.
Our students are often helpless. If teachers assign homework and ask for information related to the course background online, they will often wander online for a long time, but they will get little. With the popularization of information technology courses, the network will also become a learning tool for children. If there are not enough resources on the Internet to meet their needs, children often indulge in online chatting or online games. With the "digital library for primary and secondary schools", children can swim in the ocean of knowledge, and parents and teachers will be relieved.
Our parents often encounter embarrassment. With the explosive expansion and rapid updating of knowledge, parents often answer irrelevant questions raised by their children. In the face of children's disappointed eyes and the blame of "you don't even understand this", parents deeply feel the importance of knowledge charging and are eager to have a convenient and fast learning platform. With the "digital library for primary and secondary schools", as long as you take your children online, you will understand astronomy and geography and have a happy family atmosphere.
"Digital Library of Primary and Secondary Schools" is also an interactive platform. While gaining knowledge, you can also communicate with friends at any time.
"Primary and secondary school digital library" includes the following aspects:
★ China Basic Education Knowledge Base (CFED), serial number: CN11-9248g/ISSN1671-6752, updated daily.
▲ Full-text database volume (more than 2.2 million full-text articles)
● Periodical full-text database: continuously integrate 3,000 educational and comprehensive periodicals.
● Newspaper full-text database: select more than 400 kinds of educational and comprehensive newspapers.
● Encyclopedia knowledge base: Encyclopedia knowledge base includes China Encyclopedia, Children's Encyclopedia, Olympic Encyclopedia and Confucianism Encyclopedia.
▲ Multimedia Education Software Resource Volume (High School Edition)
● Education and teaching material library: exquisite digital teaching materials; Animation, pictures, words, lesson plans, audio-visual materials ... are constantly updated.
● "Learning with questions": Ask questions for students during the learning process, and experts will seriously answer them.
★ Global online education resource index portal
Professional online search engine, real-time collection of global online education resource database index, free browsing.
★ Unified retrieval platform
A retrieval software that searches all databases at the same time, and the required knowledge can be found immediately.
Introduction to CFED service style
-Digital Library of Primary and Secondary Schools in China
Digital libraries in primary and secondary schools in China provide services for primary and secondary school students, teachers and educational institutions through the Internet, mirror images and CD-ROMs. End users can choose the following usage methods according to their own conditions.
1. Buy retrieval reading cards (hereinafter referred to as CFED cards) in digital libraries of primary and secondary schools;
Buy a CFED card, register a personal account online, and inject the face value of the CFED card into your account. Not limited to IP, it can be used anytime and anywhere. Charge according to the number of pages used, 0.2 yuan per page. There are three denominations of CFED cards: 50 yuan, 100 yuan and 300 yuan. After the amount is used up, continue to purchase cards to recharge. When the account amount accumulates to a certain amount, you can enjoy different degrees of discount and have the opportunity to participate in the membership activities organized by CFED. Applicable object: students and educators.
2, according to the annual package:
Get the account number and password, and access the website of China Primary and Secondary Digital Library through the Internet for retrieval. Unlimited use within the scope of institutional intellectual property rights. Pay annually. Applicable object: institutions with Internet access.
3. Establish a mirror site:
Install the digital library resource database of primary and secondary schools on the internal server of the institution, and establish the internal mirror site, which is limited to the IP range of the institution. Data can be updated daily via the Internet or satellite, or monthly via CD-ROM. Applicable object: institutions with campus network, servers and storage equipment.
4. CD-ROM:
Use CDs in independent or electronic reading rooms. This CD is updated once a month.
5. man:
It means that all or part of the resources of digital libraries in primary and secondary schools are mirrored to the servers in regional information centers, and units connected with MAN can enjoy the resources of servers and libraries. According to the number of institutions enjoyed by * * * *.
How to choose service style?
1. If it's an individual, it's recommended to purchase a retrieval reading card of "Digital Library of Primary and Secondary Schools" and directly register a special account online.
2. If your company has a campus network, servers and storage devices, it is recommended to be a mirror site.
If your company is networked, you can choose the way of "annual subscription".
4. If your area has MAN conditions, you can choose the mode of "MAN center mirror+bag library". That is to say, knowledge service is provided for each terminal through the mirror station in the center of MAN.
If your company has an electronic classroom or only an independent computer, use CD-ROM. Or collectively buy "primary and secondary digital libraries" to retrieve reading cards and distribute them to individuals.
Hospital digital library
China Hospital Knowledge Base (CHKD)
-The first hospital network digital library in China.
China Hospital Knowledge Base (CHKD) is a large-scale full-text knowledge base designed for the informatization construction of various hospitals in China, including comprehensive, specialist, traditional Chinese medicine, health and epidemic prevention institutions. CHKD is approved by the State Press and Publication Administration and co-sponsored by Tsinghua University and Chinese Medical Association. CHKD is also one of the important knowledge bases of China Knowledge Infrastructure (CNKI) project.
The knowledge and information resources widely collected and provided by CHKD are suitable for hospital staff engaged in hospital management, clinical diagnosis and treatment, medical scientific research, drug development, medical technology and equipment development, hospital informatization, etc., and are suitable for all kinds of medical staff at all levels to study, further study and use. It is also suitable for medical information departments to carry out biomedical research projects, achievement appraisal, citation services and other literature retrieval and service projects.
CHKD knowledge base is divided into three knowledge bases: CHKD periodical knowledge base, CHKD doctoral thesis knowledge base and CHKD newspaper knowledge base.
CHKD periodical knowledge base has selected and collected domestic published biomedical periodicals and related periodicals, with 1227 full-length periodicals and more than 2,000 partial periodicals. Since 1994, there have been more than 2 million articles, and more than 500,000 articles have been added every year. The CHKD periodical knowledge base is divided into eighteen categories: Journal of Chinese Medical Association, Preventive Medicine and Hygiene, Chinese Pharmacy, Basic Medicine, Clinical Medicine, Internal Medicine, Surgery, Obstetrics and Gynecology and Pediatrics, Oncology and Special Medicine, ENT, Pharmacy, Comprehensive Medical Journals, Journal and Journal of Medical University, Biological Sciences, Management, Library, Information and Archives, Computer and Its Application, and Foreign Language Learning.
CHKD doctoral and master's dissertations knowledge base includes 65,438+008 medical doctoral and master's degree training institutions in China. Since 2000, more than 8,800 doctoral and master's dissertations have been published in full, with more than 3,500 articles added every year.
CHKD's knowledge base of newspapers and periodicals featured 654.38+10,000 biomedical articles published in more than 280 important newspapers and periodicals in China, with an annual increase of more than 30,000 articles.
CHKD is equipped with international advanced retrieval and database management system. Support all-round retrieval such as classified navigation retrieval, thematic retrieval, secondary retrieval, advanced retrieval and full-text retrieval. The classified navigation retrieval is convenient and fast, and the advanced retrieval function is powerful. It fully meets the different needs of general readers and professional retrieval personnel. CHKD also provides online extraction, editing and printing of text and images.
CHKD provides mirror sites, online package libraries, retrieval reading cards and full-text CDs for users to choose from.
CHKD has been published less than one year, and has been applied in more than 500 medical and health institutions such as Peking Union Medical College Hospital, PLA General Hospital, Nanjing Gulou Hospital, Beijing Medical Information Institute and Sanjiu Group Company.