查询词典 harmonic function

Using j and v tidal models and harmonic analyses to obtain the harmonic constants of main tidal components in the China seas from TOPEX/POSDEIDON data, verifing the results with the global tidal model CSR3.0 qualitatively and data from tide gauge stations quantitatively, the paper shows that the results computed here are more reasonable and are better than the results of the global tidal model for the China seas.

基于TOPEX/POSEIDON卫星高度计资料，利用j，v潮汐模型和调和分析法提取中国浅海潮汐信息，与TOPEX/POSEIDON卫星自带的全球潮汐模式CSR3.0和验潮站资料分别进行定性和定量的对比，说明在中国浅海的计算结果优于全球潮汐模式。

Firstly, harmonic detection method using ip,iq algorithm, which is based on the instantaneous power theory proposed by H.Akagi, is introduced briefly and is extended to detect positive or negative sequence of arbitrary order harmonic in single-phase system, three-phase three-wire system or three-phase four-wire system.

首先，本文简要介绍了基于瞬时功率理论的谐波电流检测方法——i_p，i_q算法，并将之推广应用于单相系统、三相三线制系统和三相四线制系统中任意次数谐波的正序、负序有功、无功分量的检测，大大拓宽了该优良瞬时谐波检测算法的应用范围。

A manipulation portion, which is located on the harmonic tuning element, tunes the harmonic of each string at a position above the base plate while the string is held by the associated string holder.

在用相关琴弦压板保持住琴弦的同时，设在泛音调节部件上的操纵部分在基板上方位置处调节每根琴弦的泛音。

Experimental results showed that a better test of the oscillator Harmonic Oscillator cycle and the quality is proportional to the square with, and spring stiffness coefficient is inversely proportional to the square root of the spring up within the limits of flexibility and oscillator unrelated to the amplitude, Guide and the tilting reading irrelevant; the amplitude does not exceed the elastic limit of spring, the rail mill Sassafras of small conditions, oscillator is a very good harmonic vibration model.

实验结果发现，较好的验证了弹簧振子的简谐振动周期与振子的质量的平方跟成正比，与弹簧的劲度系数的平方根成反比，在不超过弹簧的弹性限度内与振子的振幅无关，与导轨的倾斜读无关；在振幅不超过弹簧的弹性限度、导轨上的磨檫力很小的条件下，弹簧振子是一个很好的简谐振动模型。

Experimental results showed that a better test of the oscillator Harmonic Oscillator cycle and the quality is proportional to the square with, and spring stiffness coefficient is inversely proportional to the square root of the spring up within the limits of flexibility and oscillator unrelated to the amplitude, Guide and the tilting reading irrelevant; the amplitude does not exceed the elastic limit of spring, the rail mill Sassafras of small conditions, oscillator is a very good harmonic vibration model.

实验结果发现，较好的验证了弹簧振子的简谐振动周期与振子的质量的平方跟成正比，与弹簧的劲度系数的平方根成反比，在不超过弹簧的弹性限度内与振子的振幅无关，与导轨的倾斜读无关；在振幅不超过弹簧的弹性限度、导轨上的磨檫力很小的条件下，弹簧振子是1个很好的简谐振动模型。

The high precision harmonic drive reducers (the R-series) and the flattened gear engagement output harmonic reducers (the XB3 series) produced by the company were appraised as "Famous Brand Products in China's Gear Sector".

中技克美公司生产的高精度谐波传动减速器系列产品及扁平式齿啮输出的谐波传动减速器系列产品（XB3系列）被评为&中国齿轮行业的明牌产品&。

It is included the energy spectrum and angular distribution of hot electrons generated by ultrashort laser-solid interaction, the effect to electron behavior of electrical conductivity of target material, the hot electron activities and plasma characteristics in various plasma scale length, the rule of electron movement related to the high harmonic generation in gas, the excelled calculation about the condition of high harmonic generation, the study of electron spectrum and ion spectrum generated by Coulomb explosion in laser cluster interaction.

其中包括超短脉冲激光与固体靶作用中超热电子的能谱和角度分布，靶材料的电导率对电子行为的影响以及在不同的密度标长条件下超热电子和与电子相关的等离子体特征；超短脉冲激光与气体靶相互作用中与高次谐波相关的电子的具体运动规律和产生短波长高次谐波的优化条件；超短脉冲激光与团簇原子相互作用中通过对电子的隧道电离而引起的库仑爆炸等。

The simulations of this algorithm are enumerated in following instances: track of saw-tooth wave, fundamental and total harmonic analysis, inter-harmonic detection, peak detection, and detection of flicker of voltage.

通过仿真，用该算法实现锯齿波跟随、基波提取和谐波分析、间谐波分析、电压峰值检测、电压闪变检测，并研究算法对输入信号频率偏移的鲁棒性。

Research on Cerenkov second harmonic generation and parametric amplification in the Cerenkov-idler configuration As we all know, the phase matching condition is critical in second harmonic generation in waveguides.

切伦科夫二次倍频及切伦科夫型参量放大的研究在光波导中进行倍频，满足相位匹配条件是至关重要的。

For the Riemann boundary value problems for the first order elliptic systems , we translates them to equivalent singular integral equations and proves the existence of the solution to the discussed problems under some assumptions by means of generalized analytic function theory , singular integral equation theory , contract principle or generaliezed contract principle ; For the Riemann-Hilbert boundary value problems for the first order elliptic systems , we proves the problems solvable under some assumptions by means of generalized analytic function theory , Cauchy integral formula , function theoretic approaches and fixed point theorem ; the boundary element method for the Riemann-Hilbert boundary value problems for the generalized analytic function , we obtains the boundary integral equations by means of the generalized Cauchy integral formula of the generalized analytic function , introducing Cauchy principal value integration , dispersing the boundary of the area , and we obtains the solution to the problems using the boundary conditions .

对于一阶椭圆型方程组的Riemann边值问题，是通过把它们转化为与原问题等价的奇异积分方程，利用广义解析函数理论、奇异积分方程理论、压缩原理或广义压缩原理，证明在某些假设条件下所讨论问题的解的存在性；对于一阶椭圆型方程组的Riemann-Hilbert边值问题，利用广义解析函数理论、Cauchy积分公式、函数论方法和不动点原理，证明在某些假设条件下所讨论问题的可解性；广义解析函数的Riemann-Hilbert边值问题的边界元方法是利用广义解析函数的广义Cauchy积分公式，引入Cauchy主值积分，通过对区域边界的离散化，得到边界积分方程，再利用边界条件得到问题的解。

Fostering the concept of multi-culture firmly and mastering the development of advanced culture correctly are conductive to resisting terrorism, separatism of nationalities and ultraism of religion, which is of great academic theoretical, immediate and profound historical si...

牢固树立多元文化的理念和正确把握先进文化的发展方向，有助于在世界范围内自觉地抵制恐怖主义，民族分裂主义和宗教极端主义。不仅具有重大的学术理论意义，而且也具有重大的现实意义和深远的历史意义。

But if anyone walks in the night, he stumbles, because the light is not in him.

11：10 若在黑夜行走，就必碰跌，因为那光不在他里面。