它们引导用户到相关资源、图书馆服务，并为用 户提供一个直观的方法使用这些资源和服务。
They can introduce users to resources and library services and provide an intuitive way for users to explore them.
随着接入网中逐渐使用大芯数光缆以实现光纤到户（FTTH），由于容易中途分支，骨架式带状光缆逐步被用户接受；
With high-count fiber cable gradually used in access network to achieve FTTH, Slotted core cable has been accepted by the customer because of easy mid-span access.
截止到2007年底，手机用户总数已经超过6亿户，中国已经成为全球最大的移动通信市场。
By the end of 2007, the total number of mobile phone users exceeds 600 million; China has become the world's largest mobile communication markets.
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