一步一步学上网（一）乔岗Ｉｎｔｅｒｎｅｔ已经在我们日常习惯了的由物质和能量构成的物理世界之外，构筑出一个由亿亿万万个比特搭建成，以光速运转的信息世界，也有人称之为虚拟世界。每个人都希望自己成为这个虚拟世界的一员，急切地想步入这个令人着迷的比特世界。从... Step by step to learn the Internet (a) Joe Kong Internet has been in our daily habit of material and energy outside the physical world, built by a billion billion bits built into the speed of light operation of the information world, it was also said It’s a virtual world. Everyone wants to be a part of this virtual world and eager to step into this fascinating bit of world. From...