• The infrared spectrum and harmonic frequency are increasing, but the interval of frequency is decreasing.

    红外光谱谐振频率增大频率间隔不断减小的。

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  • But at the harmonic frequency, the system inductance increases greatly and the reactance of the filter circuit reduces greatly.

    谐波频率而言,系统感抗大幅增加滤波支路容抗大幅减小

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  • This paper introduces the computation method on the harmonic frequency of the torsional vibration in the mechanism of an antenna system.

    介绍天线系统驱动机构扭转振动谐振频率计算方法

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  • The note is monitored as by ear at the speaker to detect the relative volumes of the fundamental frequency and the highest audible harmonic frequency.

    说明监测,这在发言检测基本频率相对最高谐波频率的声音的耳朵

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  • The chords the students liked best have frequencies with that harmonic relationship, too - all the frequencies are integer multiples of a common fundamental frequency.

    大学生喜爱和弦也有着最好谐振关系——所有谐振频率都是一个常见整数倍数

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  • Adjust the frequency, volume, and harmonic content and you can see and hear how the wave changes.

    调整频率体积谐波内容就可以看到听到是怎么变化的。

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  • The active filter acts as an infinite impedance to the external for the fundamental frequency and as a low resistor for harmonic frequencies.

    对外电路而言,基波频率有源滤波器被控制无限大阻抗谐波频率下被控制为电阻

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  • The switch frequency is increased and the output harmonic is decreased while the overcurrent protection is ensured.

    保证过电流保护同时提高开关频率减小了输出谐波

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  • The basic idea using array sweeping to suppress harmonic interference is to reasonably design each sub-sweeping frequency band that can reach the goal of elimination of harmonic interference.

    利用组合扫描压制谐波干扰基本思想就是合理地设计各个子扫描达到消除谐波干扰目的

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  • In this paper, we divided the double frequency crystal into numerous small double frequency units and derived the harmonic power and the double frequency efficiency in each unit.

    本文中将晶体分割无数多个倍频单元导出每个倍频单元中的谐波功率倍频效率

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  • This technique performs harmonic analysis of the nonspeech audio signals and then the resulted attributes including time-varying amplitude and frequency functions are piecewisely linearized.

    这种方法首先对语言声音信号进行谐波分析然后所得到的时变振幅频率等声音信号参数进行分段线性化。

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  • It shows signal harmonics is obviously weakened by the smoothing action in the setting process and there is a best conversion frequency to minimize harmonic distortion.

    发现建立过程平滑作用可以明显地削弱信号谐波分量,存在一个最佳转换频率使谐波失真达到最小值。

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  • The component having the lowest frequency in a complex vibration (fundamental frequency or first harmonic).

    复杂振动频率最低成分(一次谐波)。

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  • At present, our country power quality national standard was chiefly stipulated five quotas: frequency, harmonic and voltage deviation, three-phase unbalance and the voltage fluctuation and flicker.

    目前我国电能质量国家标准主要规定五个指标频率谐波电压偏差三相不平衡电压波动闪变

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  • To conquer the old wavelet inherent shortcoming, a combine wavelet is designed and used to realize the accurate detection to harmonic contents and frequency of power quality transient signals.

    为了克服固有缺陷,本文构造了一种组合小波,利用它实现电力谐波信号含量频率准确检测

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  • An effective method of microcomputer aided detection and frequency analysis of harmonic in power-network is presented.

    本文给出种应用微机进行电网谐波检测频谱分析有效方法

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  • A process which is coupled to the narrow band of brain temperature could allow all normal human brains to be affected by a sub-harmonic whose frequency range at about 10 Hz would only vary by 0.1 Hz.

    大脑温度狭窄范围对应过程可能使得正凡人脑遭到一种频次范围大约10赫兹并且0.1赫兹范围内变化的次谐波的影响

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  • The method consists of real-time estimation of signal frequency, synchronous tracking of sampling frequency and error correction of harmonic coefficients.

    方法包括信号频率实时估计采样频率同步跟踪谐波系数误差校正几个要素。

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  • At the same time, the paper brings forward the possibility to further detecting harmonic amplitude after detecting frequency.

    同时提出检测频率进一步检测谐波幅值可能性

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  • The stationary solution of system was solved by harmonic balance method, and the amplitude-frequency response was presented.

    采用复变函数将系统的动力学方程简化,利用谐波平衡分析了系统稳态,得到了系统的幅响应。

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  • This paper analyzed how to solve the harmonic problem produced by frequency converter using active filter on amine production tine in Anhui Huaihua Group.

    分析了化集团生产线如何采用并联有源滤波器解决变频器所导致谐波问题

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  • There is an infinite number of harmonic-frequency components.

    这里存在着数目无穷的分量

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  • The theoretical conclusions are confirmed by detailed simulations under the situations, such as offsetting, unbalance, harmonic, phase-abrupt and frequency-abrupt.

    通过仿真研究,验证了三相输入信号存在直流偏移、不对称、谐波干扰情况下,仿真结果理论推导一致。

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  • The low-frequency slot harmonic modulation is used to weaken the end effect or decrease the wave of the thrust, and the many projects are designed or the better project is selected.

    采用齿谐波低频调制设计方法削弱直线电机固有端部效应,使推力波动减小进行方案计算,得出比较好的设计方案。

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  • The third chapter introduces the harmonic oscillator model, normal mode vibration types and frequency characteristics of infrared spectra.

    第三章介绍红外光谱谐振模型简正振动类型频率特征

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  • The basic operation principle of the series active power filter for harmonic suppression of frequency converter is analyzed in this paper, and its control method and control circuit are studied.

    文章分析了适用变频器谐波抑制串联型有源电力滤波器基本工作原理,并对控制方法控制电路进行了研究。

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  • Based on this, dynamic property of EQ6590KS1 coach body frame was studied, the seven native frequency and its harmonic response property are gained.

    基础,对车架动态特性进行了分析,得到EQ 6590ks1车架在动态特性下的七阶固有频率相应响应特性。

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  • By harmonic analysis of the model we get the sensor's amplitude frequency curve and phase frequency curve.

    模型进行谐响应分析得到了该传感器特性曲线频特性曲线。

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  • By harmonic analysis of the model we get the sensor's amplitude frequency curve and phase frequency curve.

    模型进行谐响应分析得到了该传感器特性曲线频特性曲线。

    youdao

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