high frequency navigation system
high frequency navigation system
高频导航系统
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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The frequency synthesizer is a kind of discrete frequency singal generator with high stability, and it is widely used in communication, radar, apparatus and navigation system.
频率合成器是一种频率稳定度较高的离散间隔型频率信号发生器，广泛应用在通信、雷达、仪器仪表及导航系统中。
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