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| 文檔標(biāo)題： | Packet Data Optimised (PDO) |
| 發(fā)布時(shí)間： | 2012-09-05 21:11:29 |
| 文檔簡(jiǎn)介： | This is a completed part of the TETRA suite of standards produced for Data Only wireless communication applications.To date, no manufacturer has developed PDO systems and products because all traditional Professional Mobile Radio (PMR) use |
