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浏览器发送、接收信息时，电流方向处在变化之中吗

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Release： 2016-06-13 12:30:12
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浏览器发送、接收信息时，电流方向处于变化之中吗？
突然想起个问题：上网过程中，浏览器向外发送信息和接收信息，用的是同一根网线。这就存在这样一个问题：电流方向不断的处于变化之中。网线上的电子们，好累啊？要叫人早就晕头转向了，哈哈？我说的对吗？

source：php.cn
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