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介绍了PTN技术的概念、主要特点和引入该技术的意义,阐述了新一代PTN传送网技术的总体解决方案和在我国的应用情况。
Introduced the concept of PTN technology, the main features and the significance of the introduction of the technology, describes a new generation of PTN transport network technology solutions and the overall situation in China.