You can save a lot of phone fees if you can draw upon the preferential time of the TelecommunicationBureau.
用好电信局的优惠时间会省去不少电话费呢。
2
It describes the classification of DC power supply system and how to configure DC power supply system in different type telecommunicationbureau.
介绍直流供电系统的分类及如何根据不同类型的通信局(站)配置相应的直流供电系统。
3
The setting principle of bureau data and optimal plan in telecommunication network are introduced, based on the operating condition of SPC and the network problems.