换话题
发表于 2025-3-28 16:19:34
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食品室
发表于 2025-3-28 19:18:06
Amateur Radio Satellites,individuals thousands of miles away utilizing your HT and a more advanced antenna. This setup is shown in Figure 9-1. The only caveat here is that you’ll be relaying your communications directly through an amateur radio satellite. Until you set up your own amateur radio shack with a fixed antenna, c
暗讽
发表于 2025-3-29 00:30:01
Ham Nets, Volunteering, and More,same time would be madness for large groups, so organizational structures exist that facilitate communications both in times of duress and for general communications. In this chapter, we’ll explore amateur radio nets, and help you make your first ground-based contact.
伙伴
发表于 2025-3-29 05:39:15
Stephanie Learyhan any one ever thought possible; when vocational training was provided, they learned skills that led to jobs; when employment became available, they proved to be good steady workers who earned money and paid taxes. When the playing fields were made available to them through programs such as Speci
Kindle
发表于 2025-3-29 10:01:32
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Extort
发表于 2025-3-29 11:54:45
2524-552Xthe traditional bat algorithm and its variants.Serves as a .This book highlights essential concepts in connection with the traditional bat algorithm and its recent variants, as well as its application to find optimal solutions for a variety of real-world engineering and medical problems. Today, swa
GNAT
发表于 2025-3-29 18:24:07
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Obstruction
发表于 2025-3-29 20:54:57
Corruption and Development978-0-230-59062-5Series ISSN 2947-5961 Series E-ISSN 2947-597X