即使是一把吉他上一个简单的音节都有一系列的谐振频率,而这一系列的谐振频率都有着特殊的谐振关系,这也正是为什么我们听到的只是某一音调上的一个单音。
Even a simple note on my guitar has an array of harmonic frequencies. But the frequencies have a special harmonic relationship, which is why you hear it as a single sound with a single pitch.
该晶片是一个压电谐振器,以精准而极高的频率对电压作出反馈,进行放大和收缩。
The wafer is a piezoelectric resonator, expanding and contracting in response to electrical voltages at a precise, extremely high frequency.
大学生们喜爱的和弦也都有着最好的谐振关系——所有的谐振频率都是一个常见基频的整数倍数。
The chords the students liked best have frequencies with that harmonic relationship, too - all the frequencies are integer multiples of a common fundamental frequency.
具体就是运用了一个叫做谐振耦合的现象。在此现象中,以相同频率随着电子频率一起振动的金属线圈能够高效的传输能量。
Specifically, it exploits a phenomenon called resonant coupling, in which metal coils that resonate at the same electrical frequency can exchange energy particularly efficiently.
新的改进在底板加上了压电谐振器,旨在使下平板在某一特定频率上轻微地振动。
The new work has added what is known as a piezoelectric resonator to the bottom plate; its purpose is to jiggle the bottom plate at a very particular frequency.
研究表明,其中第32阶谐振频率上探头的灵敏度最高,这一分析结果与实验结果基本一致,验证了所建立的理论模型的有效性。
It was found that the transducer has the highest sensitivity at the 32nd order resonant frequency, which agrees with the experimental result. This indicates the validity of the model.
测量的作用强度高达谐振器频率的12%。
The measured interaction strength was up to twelve percent of the resonator frequency.
本文首先根据多散射中心理论与局部谐振原理,建立了雷达目标在光学区阶梯频率波形激励下的响应方程。
In this paper, the step frequency response equation of optical-region radar target is firstly established by using theories of multiple scattering centers and local resonance.
常规散射特性计算方法如矩量法中的广义阻抗矩阵在谐振频率点上条件数过大,导致计算不准确。
The regular numerical algorithm is MOM, whose general impedance matrix has a large condition number at the resonance frequency points, which brings an inaccurate result.
简单讨论了谐振频率修正问题。
除了几个谐振频率,在1兆赫兹以下的频带,干扰信号在不同峰值电流下测试出来的结果仅有微小的差别(图14和图15)。
Only little differences in the frequency range under 1 MHz at different current peak values (Fig. 14 and Fig. 15) can be noticed except from some resonance frequencies.
系统的分析了频率跟踪移相PWM控制全桥供电的串联谐振负载式DBD型臭氧发生器电源系统的工作过程。
The working processes of the frequency-tracking phase-shift PWM controlled full bridge power supply load series resonant type DBD ozone generation power system are analyzed.
理论结果不仅能计算谐振频率,而且还给出散射矩阵等网络参数。
As a result, the network parameters and the resonant frequency are obtained.
7年的使用实践表明,直流脉动电压频率调制技术对抑制声谐振现象十分有效。
The7years 'applicable practices indicate that the frequency modulation technology with dc bus voltage ripples is very effective to suppress acoustic resonances.
因此,高斯束谐振系统对高频遗迹引力波的频率和传播方向具有良好的选择效应。
Therefore, GBRS have a useful selective effect with respect to the frequency and propagation direction of relic HFGWs.
文章用实验验证了分析计算的结果,并在某些方面给出了与串联谐振频率附近特性的比较。
Experiment was made to verify the results of analyses and calculation. Comparisons with the features around the series resonance frequency are given for some aspects.
分析了谐振频率温度系数随容忍因子的变化关系。
The variation of temperature coefficient of resonator frequency with tolerance factor was discussed.
通过实验分析,证实了对场分布影响较大的第一阶谐振频率是TE101模,TE101模的谐振频率是TEM传输室的上限使用频率。
Through the experiment, it was validated that the first frequency that have great effect on the field distribution is TE101, and the resonant frequency of TE101 is the limited frequency of TEM cell.
文中对该天线的谐振频率和输入驻皮比作了数值计算,其结果与实验数据相符。
The numerical results of resonant frequencies and input VSWR of these antennas are given, and agree with the experimental data.
对静电梳状驱动器的驱动电压—驱动力关系、结构刚度以及谐振频率进行计算。
The relationship of driving voltage and driving force, structural stiffness and resonant frequency of the electrostatic comb actuators are calculated.
与短路针加载矩形和圆形贴片天线相比,短路针加载三角形贴片天线具有更低的谐振频率。
Compared to rectangular and circular patch antenna loaded with a shorting pin, triangular patch antenna loaded with a shorting pin has lower resonant frequency.
结果得出了纵扭复合型超声马达谐振频率与负载的变化关系。
Results The change relations between resonance frequencies and load of longitudinal-torsional ultrasonic motor were got.
本文用变分法并结合微扰理论分析了一种变形圆贴片宽频带微带天线的谐振频率。
In this paper, resonant frequency of the deformed circular microstrip antennas is investigated based on variational principle and the perturbation concept.
本文介绍计算多层介质微带环谐振器谐振频率的一种频域方法。
In this paper, a method for computing the resonant frequencies of microstrip ring resonators in multilayer structure dielectric is presented.
外加纵向有限磁场也对注波互作用效率和谐振频率有一定的影响。
The additional axial finite magnetic field also has some influence on the beam-wave interaction efficiency and the resonance frequency.
提出了按电容支路串联谐振频率点选择电抗值的方案。
The reactor value choosing method of capacitor and reactor circuit resonance frequency point in series is put forward.
从得到的散射参数中提取出有效电感、Q值和自谐振频率。
The effective inductor, Q-factor and the self-resonant frequency are extracted from S-parameters.
通过对五阶系统的分析表明数控强力切削伺服进给系统的谐振频率取决于机械谐振频率和速度环谐振频率中较低的一个。
This system indicates that the resonance frequency of servo drive in CNC heavy cutting is equal to the lower one of mechanism and speed loop resonance frequency.
根据微波通过油体后,谐振腔的谐振频率和品质因数均会发生相应的变化的特点,探讨了测量油体湿度的原理及所采取的方法。
The principle and method of testing oil body humidity are discussed, according to the changed trait in resonance frequency and quality factor of resonance cavity when microwave acting on oil body.
根据微波通过油体后,谐振腔的谐振频率和品质因数均会发生相应的变化的特点,探讨了测量油体湿度的原理及所采取的方法。
The principle and method of testing oil body humidity are discussed, according to the changed trait in resonance frequency and quality factor of resonance cavity when microwave acting on oil body.
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