The same frequency and broadcast program helps the digital communication and scheduling of large scenic spots
Large scenic spots range from dozens of square kilometers to hundreds of square kilometers, with multiple or even dozens of scenic spots covered, and the main pulse, branch, and residual pulse involve many surrounding alpine forest areas, the terrain is complex and diverse。With the expansion of the scale of the scenic spot, the number of security, health cleaning, engineering maintenance, parking lot, ticket center, forest fire prevention, emergency command and other departments is also increasing, and the frequency resources are saturated and cannot apply for too many frequency points, and the same relay frequency points will come out......
2022-09-08 15:59:19
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