harmonic number
英 [hɑːˈmɒnɪk ˈnʌmbə(r)]
美 [hɑːrˈmɑːnɪk ˈnʌmbər]
网络 调和数; 滼音数; 谐波序数; 谐波数; 谐波级次
双语例句
- Moreover, the harmonic curves for the transient local Nusselt number and the transient local skin-friction coefficient have the same wave number as that of the wavy surface.
而且暂态局部紐塞尔數与表面摩擦系數之谐波曲线与波形板表面具有相同之波數。 - The harmonic number of the spike emission is confirmed by the comparison of the diagnosis with the typical parameters in solar corona.
最后从诊断结果和太阳日冕典型参数的比较以确定尖峰辐射的谐波数。 - Regardless the sign of chirp every harmonic order is broadened in different degree for different order number.
无论正负啁啾，所有的谐波谱均被展宽。 - The helicoidal surface theory developed by Hanson is an effective method for the prediction of near-field harmonic noise generated by prop-fan. In the original form of harmonic noise equations, the infinite integration over wave number is very complicated.
Hanson的升力而理论是进行桨扇近场谐波噪声预测的最有效的方法，在Hanson的原始公式中，对波数的无穷积分非常复杂。 - The highest harmonic number of the dynamical memory have been simulated numerically and analysed, and the effect of the delayed time, extinction coefficient, input intensity, and initial phase shift on the highest harmonic number have been studied and discussed.
研究并讨论了系统的延迟时间，消光系数，输入光强和初相移对动态存储最高谐波数的影响，指出开发利用系统动态存储功能的途径。 - A kind of selective harmonic elimination inverter is designed and the number of its switching angles in every period is varied with output frequency.
设计了一种特定消谐式变频器，其每周期的开关角个数随输出频率而改变。 - Theoretical calculations show that the generalized odd and even coherent states ( OECS) of a non harmonic oscillator represent higher power ( odd number power) squeezing effect and antibunching effect respectively, and these photon statistical characteristics are very different from those of the ordinary OECS.
计算表明，非简谐振子广义奇偶相干态均可呈现高阶压缩效应和反聚束效应，这与通常奇偶相干态的光统计特性是完全不同的。 - It deeply analyzes composition of noise and its effected factor, and introduces how to measure the signal-to-noise ratio, total harmonic distortion and effective number bits of the ADC.
深入分析了A/D变换器的噪声组成及其影响因素；介绍了信噪比、谐波失真度、有效位数的测量与实现。 - Representing velocities by spherical harmonic expansion on the sphere after transformation can greatly reduce the number of spherical harmonic coefficients needed.
在变换后的球面域上用球谐函数来拟合速度函数，达到降低球谐系数阶数的目的。 - The harmonic components of diurnal changes in slab thickness are given by Fourier analysis. By the method of linear regressions, a weakly linear dependence of slab thickness with 12 month running mean values of sun-spot number is also obtained.
由付里叶分析和回归方法得出等效板厚日变化各谐波分量与太阳黑子数12个月滑动平均值之间存在弱的线性关系。 - The relationships of the amplitudes and energy efficiency of the harmonic wave for the output voltage with the driving duty ratio and resonant cycle number are analyzed in details. Based on this, the design criteria of the circuit are established.
分析了输出信号中各次谐波幅值和能量比与驱动信号占空比和谐振周期之间的关系，据此提出了驱动电路的设计准则。 - Harmonic current and power-step number of controllable shunting reactors of transformer type
变压器式可控电抗器的谐波分析和功率级数计算 - The results show that the discrepancy of resonance frequencies, between lossy resonator and corresponding lossless ( ideal) resonator, is increased as the losses are increased and the harmonic number is decreased.
分析结果表明：谐振（或反谐振）频率与理想无损时的相应值的偏差随损耗的增大而增大、随谐序的增大而减小。 - When a harmonic wave propagates in one-dimensional unsteady flow, the wave amplitude at any x-position will be related with Mach number M and(?)
分析表明，当由简谐声源所发射的声波在一维非稳定流中传播时，对于某一确定位置，其声压幅度除随时间周期变化外，还受到M和（？） - Using Harmonic Response Analysis Method to Design Placement and Number of Sensors in Vibration Test
振动测试中传感器数目和位置设计的谐响应分析方法 - Theoretical analysis shows that the number of working wavelength will increase with the increment of the harmonic number of the harmonic blazed grating.
理论分析表明，谐闪耀光栅谐振波长数目随谐波数增加而增加，因此可用于多波长斜光束的高效耦合； - The Highest Harmonic Number of the Dynamical Memory in an Electro Optical Bistable System
电光双稳系统中动态存储最高谐波数的研究 - The roller chain harmonic drive with dynamic equilibrium is advanced as a new type of slowdown mechanism contraposed small tooth number difference planetary transmission, through innovation in mechanism and advantages of integration.
动态平衡滚子链谐波传动是针对现有的少齿差行星传动，通过机构创新与优势整合，提出的一种新型减速传动机构。 - The problem of harmonic pollution mainly came from the uses of a large number of nonlinear and time-varying power electronic devices which generated current and voltage waveform distortion.
谐波污染问题主要来源于电网中非线性和时变性电力电子装置大量投入使用所产生的电流、电压波形失真问题。 - Basing harmonic starting theory as a foundation, a new scheme of stator winding and rotor winding is devised by using the modern winding theory and slot-number phase graph. The winding scheme has a number of features as simple-connection, easy-embedding and capable of uninterruptible power supply switching.
该电机以谐波起动理论为基础，利用电机绕组理论和槽号相位图设计出一种接法简单、嵌线容易、不断电切换的绕组方案。 - In recent years a variety of harmonic suppression methods can eliminate a certain number of harmonics, but may cause other number of the harmonic content increases or other issues.
近年来出现了多种谐波方法，虽然可以消除一定次数的谐波，但是会引起其它次数谐波含量的增加或其它一些问题。 - The harmonic problem brought by a large number of power electronics technology applications is becoming the increasingly prominent and severe.
但电力电子技术的大量应用也带来了谐波问题，且日益突出和严重。 - This includes harmonic analysis, coherence between carrier phase shift angle and cascading number, coherence between carrier phase shit angle and output performance.
包括谐波分析，载波移相角与级联个数的关系，移相角的输出性能关系等。 - The simulation of tower two dimensional pulsation wind field is established by the simulating MATLAB programs based on harmonic number superposition principle, the bridge configuration properties, and the consideration of the different wind speed in different tower heights. 4.
按照谐波叠加原理并且结合桥梁结构的形态特点，计入风速随结构高度改变而随之改变的特点，利用MATLAB软件编了相应的模拟程序进行计算，从而获得了桥塔的二维脉动风场的模拟。