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- pulse frequency spectrum 脉冲频谱
- A filter whose transfer function is matched with the frequency spectrum function of input signal. 其传递函数与输入信号的频谱函数相匹配的一种滤波器。
- Study on Effect of PMD-Induced Pulse Broadening on Sensitivity and Frequency Spectrum[J]. 引用该论文 刘剑飞;于晋龙;王剑;胡浩;刘仲恒;杨恩泽.
- The Variations of Distortion Coefficient of Ultrasonic Pulse Frequency Spectra at Defective Zone in Concrete 超声频谱畸变系数在混凝土缺陷区的变化
- The Effect of the Load end Decoupling Capacitor on the Wave Form and Frequency Spectrum of the Pulse Signal from Source to Load - The FFT Approximation Method. 时脉讯号由电源至负载因负载端去耦合电容对讯号之波形与频谱之改变-快速富氏近似法。
- For general exploringobjects requirement, narrow pulse signal with tens millimicro second to millimicrosecond has the frequency spectrum from DC to thousands MHz. 按照对地目标探测的一般需要,通常采用纳秒到十纳秒量级的电磁探测窄脉冲,信号频谱具有从直流低频直到千兆赫兹的宽带。
- Alters the frequency spectrum of signals passing through it. 当通过它时能够改变信号的频谱。
- Frequency Spectrum Measurement of Noise of Image Intensifiers[J]. 引用该论文 钱芸生;常本康;童默颖;刘磊.
- The inverted frequency spectrum,in fact, is Fouriers retransform. 倒频谱是频域信号的傅里叶再变换。
- The Effect of the Load end Decoupling Capacitor and Mutual Inductance on the Wave Form and Frequency Spectrum of the Pulse Signal from Source to Load - The FFT Approximation Method. 时脉讯号由电源至负载因负载端去耦合电容及寄生电容对讯号之波形与频谱之改变-快速富氏近似法。
- Hardware pulse distribution, and can be controlled stepper pulse frequency to the governor. 硬件脉冲分配方式，可以控制步进脉冲的频率来调速。
- Increase in intensity,retention time and the pulse frequency could enhance the efficiency. 增加磁场强度、处理时间和脉冲频率可以提高杀菌效果.
- Describes a new design of pulse frequency dividers in which timers NE556 and sequencecontrol unijunction transistors are used. 利用定时器NE556和程控单结晶体管，设计了一种新型多路脉冲分配器。
- Based on the model,the relationship between the main pulse frequency of supply power and the balanceable inter-electrode gap is discussed. 给出了脉冲电化学加工极间平衡间隙的数学模型,并据此讨论了高频群脉冲电化学加工中,电源主脉冲频率与平衡加工间隙的关系。
- A system that divides the frequency spectrum of a signal into a number of bands, which are separately transmitted and then recombined. 一种先将一个信号的频谱分成几个可独立传送的频带然后再合成的方法。
- Switching Power Supply has three kinds of control circuits: Pulse Width Modulation (PWM), Pulse Frequency Modulation (PFM), Pulse Width and Frequency Modulation (PWM-PFM). 开关电源有三种控制方式：脉冲宽度调制(PWM)、脉冲频率调制(PFM)、脉冲宽度频率调制(PWM-PFM)。
- The Time Domain Wave Form and Frequency Spectrum of Modulated Signal of uexp( tt/ Pw) Multiply by Carrier with Uniform Phase Noise. 单边递减波电压讯号乘上含有均匀相位杂讯载波之调变讯号时域波形及频谱。
- Laser scribing of InSb with a Q switched Nd:YAG laser was studied in this paper and the relationship between pulse frequency and groove depth and width has been obtained. 研究了利用调 Q Nd： Y A G 激光对 In Sb 的激光划片，得出了刻槽深度和宽度与脉冲重复频率之间的关系。
- The entire available frequency spectrum is used with 79 hops of 1Mhz bandwidth, analogous to the IEEE 802.11 standard. 以1Mhz带宽79跳来利用这个完整的可用频谱。这类似于ieee 802.;11标准。
- Multiple functions available : start/crater arc current, increase/decrease time,base/crest value current,pulse frequency,pulse rate,post flow time, HF welding. 功能丰富：起始/收弧电流、上升/下降时间、基值电流、峰直电流、脉冲频率、占空比、滞后关气时间分别可调，高频引弧。
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海词词典，十七年品牌
