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尽管数字数据的传输能在几毫秒内轻易地跨越五大洲,然而它们在企事业大楼内最后的1英里左右穿行时所需的时间却往往比上述时间要长。去年业已提出许多解决局部数据分配中这一难关的办法。通信和计算机
Although digital data can easily be transported across five continents in just a few milliseconds, the time it takes to travel through the last mile or so in a business or office building often exceeds that. Last year, many solutions to this difficult situation in the distribution of local data have been proposed. Communication and computer