Teledata with the world's leading technology vendor providing IP-based convergence solutions, contact centre solutions, telecommunications infrastructure, wireless infrastructure.

Teledata与世的技术商为合作伙伴，致力于传统以及互联网协议（IP）为基础的通信网络和呼叫中心解决方案。

This article analyzed the necessity and feasibility of backfile weeding in medical libraries, and proposed weeding principles and a plan for setting up a network center of national literature weeding.

分析了医院图书馆过刊旧的必要性与可行性,提出了旧原则与建立全国性文献除网络中心的设想。