...n 低频全向无线电信标 medium frequency non-directional radio beacon 中频全向无线电信标 radio-frequency beacon 射频信标机 ..
基于16个网页-相关网页
very-high-frequency radio beacon 甚高频无线电信标
low frequency non-directional radio beacon 低频全向无线电信标
medium frequency non-directional radio beacon 中频全向无线电信标
frequency radio beacon 甚高频无线电信标
low frequency radio beacon 低频无线电信标
low-frequency radio beacon 低频无线电信标
应用推荐