amateur radio
短語詞組
- international amateur radio union 國際業(yè)余無線電聯(lián)盟
- china amateur radio league 中國業(yè)余無線電協(xié)會(huì)
- international amateur radio club 國際業(yè)余無線電愛好者俱樂部
- amateur radio communication 業(yè)余無線電通信
- amateur radio direction finding sport 無線電測向運(yùn)動(dòng)
- orbiting satellites carrying amateur radio 業(yè)余無線電用軌道衛(wèi)星
- radio amateur 業(yè)余無線電愛好者;無線電業(yè)余愛好者 返回 amateur radio