甚高频Very high frequency(VHF)是指频带由30Mhz~300MHz的无线电电波。比甚高频无线电频率低的是高频(HF),比甚高频无线电的频率高的是特高频(UHF)。
2船用甚高频(VI-IF)的频率范围和国际通用频道 按照国际海事通信的统一规定。海上船用甚高频 (VHF)的工作频率范围:发射频率从156.025MHz到 157....
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甚高频全向信标 VHF omnidirectional range ; VOR ; VHF omni-range ; vhf omnidirectional radio range
甚高频无线电话 VHF ; VHF radiotelephone ; Very High Frequency Radio Telephone
甚高频带 [物] vhf band
甚高频段 Very High Frequency ; VHF ; very-high frequency band
甚高频频道 vhf channel ; vhf channel,vhf channel
甚高频传播 VHF propagation
甚高频广播 vhf broadcasting,vhf broadcasting
甚高频天线阵 vhf antenna array ; VHF aerial array ; vhf antenna arrangement
甚高频党器 vhf tuner
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侵入检测。甚高频运转检测器。专用标准。
Intrusion detection - Very-high frequency motion detectors - Specific standard.
该无线电系统还可扩展频率范围,提供低频段甚高频。
The radio also has an extended range that provides access to low-band VHF.
船长: 货舱内货物移动。通过甚高频播发遇险信号。
Master: Cargo shifting in the hold! Broadcast a distress call on VHF.
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