Based on the research on the status quo of materiel distribution network in the locomotive maintenance system,combined with modern logistics and computer information technology,the digital information management principles and how to realize the digital information management on the locomotive parts in the Locomotive maintenance system are revealed.

Research on Modeling of Agent-Oriented Pre-Magnetic Digitized Information Management System;

If digitized information isn’t duplicated, the result can’t be imagined when data is lost or spoiled.

The continually increase in digitized information resources such as disc publications and on?line databases,which put forward new tasks for the collection construction of library,requires that the libraries of colleges and universities shoud reestablish the new purchase criteria for the collection of library and incerase the devoted proportion of the digitized information resources.