精确极高频全向导航台 high-very-high frequency: 上限甚高频frequency, very-high (vhf): 特高频propagation of very high frequency: 甚高频电波传播very high frequency: 【电讯】甚高频〔略 V.H.F., v.h.f.〕。 very high frequency band: 甚高频波段下载手机词典可随时随地查词查翻译