It entails both technology and facilities such as hardware, operating system, database management systems, networking, multimedia, database management systems and multimedia.
它需要技术和设备，例如硬件、操作系统、数据库管理系统、网络连接、多媒体。
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On the other hand, a physical data model (PDM) which carries the DBM extension in InfoSphere data Architect, takes into account the constraints and facilities of a given Database ManagementSystem.
Geographic information system (GIS), as a new information technology, pays a very important role in efficiently dynamic management of heating power facilities.