wide area telecommunications
wide area telecommunications
广域电信
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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These levels of E-commerce development, as well as of its analysis, range from the wide-area telecommunications infrastructure to electronic marketplaces and electronic hierarchies.
电子商务各层级别及其分析可以划分为从广域通讯网络基础设施到电子商务市场和电子阶层的不同层次。
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