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说明了数字同步网在电信网中的作用，介绍了我国数字同步网的概况，包括同步网的时钟设置、定时基准、定时传送、接口要求及同步网的管理等等，对进一步完善我国的同步网提出了建议
The function of digital synchronization network in telecommunication network is introduced. The overview of digital synchronization network in our country is introduced, including the clock setting of synchronization network, timing reference, timing transmission, interface requirements and management of synchronization network, etc. To further improve the synchronization of our country Net made recommendations