... frequency generator 频率发生器 frequency group 频群 frequency-halving circuit 二分频电路 ...
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low frequency group 低频群 ; 低频率组
high frequency group 高频率组 ; 高频群 ; 高频率率组
high frequency group pulse 高频群脉冲
frequency group equalizer 高低群均衡器
group frequency [通信] [电子] 群频率 ; [分化] 基团频率 ; 基频 ; 基<振动>频率
frequency group coding 频率分组编码
Based on the characters of long rang underwater acoustic channels and MFSK modulation, a new Frequency Group Coding (FGC) method is proposed in this paper.
本文针对远程水下信道和MFSK调制的特点,提出了一种新的频率分组编码(FGC)方法。
This study develops the switching power for the public bus voltage of the pumping frequency group control system and carries out a large number of experiments.
本文研究并设计了适用于抽油机变频群控系统这种特殊场合的开关电源,进行了大量实验并设计出样机。
It is indicated from the results that effected by the high frequency group pulse power, higher machining quality is obtained by choosing higher main pulse frequency.
结果表明,在高频群脉冲电源作用下,选择较高的主脉冲频率,可获得良好的加工质量。
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