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Project for infrastructure construction of energy, transport, telecommunication.
能源、交通、通信等基础设施建设项目。
youdao
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The telecommunication and information net construction is developing fast.
通讯事业和信息网络建设迅猛发展。
youdao
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The telecommunication and information net construction is developing fast.
通讯事业和信息网络建设迅猛发展。
youdao