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| 谈谈3G | |
| 作者姓名： | 佳佳 |
| 摘 要： | Talking about 3G 3G (the third generation) is a specification developed by the International Telecommunication Union for the third generation of mobile communications technology, (analog cellular1 was the first generation, digital PCS the second). 3G digi… |
| 本文献已被 CNKI 等数据库收录！ | |