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May 16, 2025

业余无线电B证不完全指南

B证考试有关错题总结

19 min read zh
- radio
- exam
Sep 27, 2024

A 类业余无线电台的那些事

关于 A 类业余无线电台的个人向上手指北

29 min read
- radio
- exam

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