系统、齐全的工程设计档案可以充分发挥凭证、查考、科技储备的作用，有必要从制度、人员、方法几个环节努力提高工程设计文件材料的归档完整率。
It is necessary to raise with an effort the filing integrity of engineering design documents from the aspects of system, personnel, and method.
重大工程建设项目档案是重大工程建设项目的历史记录，是工程设计、建设、管理的基础和依据，具有重大科技、经济价值。
Item files of large project construction is the historic records and basis of design, building and management. They have great importance of scientific and technological value.
本文主要阐述了工程设计数字档案库系统的设计和实现过程。
This article describes the process of designing and establishment about The Engineering Design Drawing Digital Library System.
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