从技术角度论述了管理信息系统联网的基本模式、原则、体系结构、目标及技术维护。

This paper discusses on the basic models, principles, systematical structure, targets and technical maintenance of network interconnection from the Angle of technology.

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通过地理信息系统技术的运用，实现对电信管线高效的管理与维护。

With the application of GIS, we can manage and maintain the telecom pipelines efficiently.

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本文阐述分布式办公信息系统中电子邮件系统的设计原则、组织结构以及维护邮件完整性的技术。

An electronic mail system for DOIS is proposed, whose design concept, structure and the method of maintaining the integrity of a mail are described.

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