decimal-coded digital information
digital information
信息数字化
数字信息
数字资料
数字信息数字讯息
数字资源
digital information display
digital information display system
Digital information medium
digital information platform
digital information resources
digital information service
digital information system
Digital seismological network
Digital seismological observation
Digital seismological system
Regional Digital Networks
Seismological Information
Seismological Information Network
Seismological information server system
Accounting information Information system engineering supervision Necessity Supervision implementation
Agriculture information networks