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在1785~1805MHz有我国拥有自主知识产权的移动通信系统,这个系统是()。
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在1785~1805MHz有我国拥有自主知识产权的移动通信系统,这个系统是()。
时间:2022-02-23 09:08
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CMS专题
通信技术认证考试
无线通信专业技术
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SCDMA
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