从数百兆赫到数十千兆赫的微波频谱，全国无线电管理委员会曾有大致的分配。
The microwave spectrum ranges from several hundred MHz to dozens of GHz which were allocated originally by the National Radio Regulatory Commission in China.
基于已建立的小型铯原子钟计算机模型系统，研究了铯束原子速度为双峰分布和三峰分布对原子钟微波频谱的影响。
Based on a numerical model cesium atomic clock designed before, the influence of atomic velocity distribution consisting of two peaks and three peaks has been studied respectively.
人造无线电波有多种用途，如传送音乐或者运用微波加热食物，频谱低端的频率可以使用在诸如电视和移动电话等设备上。
The man-made sort can do things like transmit music or heat food in a microwave. At the low end of the spectrum are the frequencies used for things like television and mobile phones.
该方法在通用微波仪表——频谱分析仪上增加相应的硬件和分析处理软件实现的。
The method was realized by adding corresponded hardware and analyzing software in the common microwave instrument - the Spectrum Analyzer.
QAM在固定的点对点数字微波系统中应用较广泛，它具有很高的频谱利用率。
QAM at a fixed point-to-point digital microwave systs in the wider application, it has a very high frequency spectrum utilization.
典型的射频微波类测试仪表：信号源、频谱分析仪、网络分析仪、功率计、接收机等等；
Typical RF & uW instruments: signal generators, spectrum analyzers, network analyzers, power meters, receivers and so on;
典型的射频微波类测试仪表：信号源、频谱分析仪、网络分析仪、功率计、接收机等等；
Typical RF & uW instruments: signal generators, spectrum analyzers, network analyzers, power meters, receivers and so on;
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