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建设天然气输送管网是天然气储运技术发展的特点之一。人们从长期的实践经验中认识到，实现输气管道网络化，比单条管道具有更多的优越性。本文论述了输气管网的职能和作用，介绍了当今世界上几个主要输气管网特别是前苏联统一供气系统的主要情况，阐明了世界输气管网的发展趋势。
Construction of natural gas pipeline network is one of the characteristics of natural gas storage and transportation technology. From the long-term practical experience, people realize that realizing the gas pipeline network has more advantages than a single pipeline. This article discusses the functions and functions of the gas transmission pipe network, introduces the main situations of several major gas pipelines in the world, especially the unified gas supply system of the former Soviet Union, and expounds the development trend of the world’s gas pipe network.