远距离、高精度的时间同步对SDH通信网、电力系统调控和卫星导航系统等有着极其重要的意义。
The long distance, high precision time synchronization is very important for SDH communication net, control of electric power system and satellite navigation system, etc.
随着SDH在通信网中的大量使用，SDH的同步定时问题引起了人们的广泛关注。
Along with the SDH's extensive applications in the telecommunications network, people now pay more and more attention to the SDH's synchronization and timing.
该系统可应用于SDH通信网时间同步、交换机时间同步等高精度定时领域。
The system may be widely used in time synchronization in Synchronous Digital Hierarchy (SDH) communication network and exchange and other timing application cases.
该系统可应用于SDH通信网时间同步、交换机时间同步等高精度定时领域。
The system may be widely used in time synchronization in Synchronous Digital Hierarchy (SDH) communication network and exchange and other timing application cases.
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