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very high frequency omnirange; very high frequency omnidirectional radio range (一种短程甚高频无线电导航系统,在10.00〜117.95MHz 的频带内运行而且能量输出必须覆盖指定的工作服务空间。这个系统受到视线限制而且其覆盖范围与接收设备的高度成正比) | |||
VHF omnidirectional radio range; VHF omnirange | |||
VHF omni-directional range | |||
very-high-frequency omnidirectional range | |||
very high frequency omnidirectional radio range |
甚高频 全 向无线电信标 : 24 phrases in 3 subjects |
Air defense | 3 |
Aviation | 8 |
Electronics | 13 |