(xx two-way access network technology training materials for radio and television, which introduces the radio and television two-way access network technology of "three networks integration" in detail. Build the optoelectronic network into a highly reliable, high-bandwidth, high-carrying capacity, manageable, and operable two-way network, provide the network foundation for the next-generation radio and television network, and meet the development requirements of the future network for the interactive industry.)
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