11537| 16
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光纤 光纤除了信息传输方面有应用外还在哪儿有应用啊? |
发表于 2003-4-4 12:43:13
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发表于 2003-4-6 11:02:49
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听说有些大型计算机中用到过
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发表于 2003-4-6 22:45:27
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