而且Google自己的社会化网络系统也已经很庞大了，甚至还有自家的产品，Orkut，它也很流行，不过只限于巴西和印度地区。
It has its own social network even, Orkut, which is very popular, though chiefly in Brazil and India.
利用相关领域内部数字通信网络或利用社会公共数字通信网络构建巡更管理的数据通讯网络系统。
It leverages on the digital communication network of related field or on the digital communication network system of public digital communication network for patrolling management.
信息与网络系统是人类创造的工具、手段系统，是当代社会生产和交往的中介系统。
The information network is a instrument system for communication which created by mankind, it is also a medi-system of produce and intercourse in modern society.
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