本文分析了工作原理，并对移相角与输出各次谐波的幅值，THD的关系做了详细的理论分析。
Its principle is analyzed in this paper, and the relation of phase shifted Angle, the amplitude of each harmonic content and the THD is also analyzed in detail.
目的：利用实验性兔肝对二次谐波成像中的剂量-效应关系进行声学定量分析。
Objective: to have an acoustic densitometry (AD) analysis about the relationship between doses and effects in experiment rabbit liver with second harmonic contrast imaging.
研究了活齿端面谐波齿轮各啮合副齿面修形的原则，得出了波发生器、活齿前后端和端面齿轮齿面的修形高度之间必须满足的关系。
The modification principle of tooth surface is deduced, and it draws the conclusion that the modificative tooth depth of wave producer, end face gear and oscillating teeth have certain relation.
介绍了一种新型谐波传动形式—谐波链传动，并且论述了该传动装置中基本构件间的几何尺寸关系、传动比关系。
The paper introduces a kind of new harmonic drive structure_harmonic chain-drive. Geometry and ratio relations for basic structural units are discussed in the drive.
许多文献认为，弱介质中电场解用时域谐波叠加形式分析时，无因果关系可循。
It has been reported in many literatures that electric field solution is not cau sal when formed by a superposition of time harmonic waves in an attenuation medium.
将并联型有源电力滤波器控制成一阶惯性环节，在不同开关频率时分析各次谐波与补偿特性的定量关系。
A first-order inertia element was considered as the approximate model of SAPF. The compensation characteristic for each order harmonic current was obtained at different switching frequencies.
通过对彩色电视机谐波含量的测试，分析了谐波产生的原因。推导出了谐波含量与功率因数的关系，并提出了降低谐波含量的措施。
By testing the harmonic content of colour TV set, the paper analyses the reasons for the too high harmonic content, verifies the measures for reducing the harmonic content.
这三种关系在多次谐波信号中可能同时存在，也可能存在一种或两种。
The all relations maybe exist at the same time in the harmonic signal, possibly one or two of them exists only.
得到了二、四、六次谐波幅度与吸收强度的关系的近似解析表达式。
Approximate analytic expressions of the second, fourth, and sixth harmonics on the strength are presented in concise forms.
结果表明，该算法下的输出基波电压幅值与调制系数呈线性关系，且输出电压谐波含量与传统方法相比也得到了明显抑制。
The results show that the amplitude of fundamental voltage linearly increases with the modulation factor and that the harmonics of the output voltage are markedly reduced.
并测试了该混合晶体的二次谐波效应；讨论了二次谐波效应与晶体结构的关系。
The powder SHG effect of the mixed crystal was measured, and the relationship between the SHG effect and the crystal struture is discussed.
结果表明脉冲电流的波形关系到谐波的频域及能量在其频域上的分布。
The results show that the wave pattern of pulse current determines on the frequency range of harmonic wave and the distribution of energy of pulse current among the frequency range.
有源滤波器直流侧电压的控制直接关系到谐波抑制的效果和有源滤波器的稳定运行。
The DC side control of APF imposes the direct effect on the performance and the stable running of APF system.
有源滤波器直流侧电压的控制直接关系到谐波抑制的效果和有源滤波器的稳定运行。
The DC side control of APF imposes the direct effect on the performance and the stable running of APF system.
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