• 表面电磁振荡激SPW谐振金属膜参数及其表面状态十分灵敏函数

    The surface plasma waves (SPW) resonance is a sensitive function of the optical constants of metallic films and their surface conditions.

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  • 本文提出一种长程表面电磁激作为非线性介质实现简并混频的方案

    We propose a new method to realize degenerate four-wave-mixing in nonlinear optical thin films using long-range surface-plasmons-wave as pumps.

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  • 如果黑洞结合一起,那么引力脉冲这个双黑洞的体系辐射开来。

    If the black holes in a binary system merge, then an even stronger pulse of gravitational waves radiates away from the system.

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  • 物理学著名性例子就是二象性,表明同时具有两种属性

    The most famous duality in physics is the wave-particle duality. This one states that matter has both wave-like and particle-like properties.

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  • 特兰提斯人拥有超次量子物理学知识理解到可以使绕着圆柱晶体逆转之特定磁力创造出引力

    The Atlanteans had the knowledge of hyper-dimensional quantum physics and understood that counter rotating specific magnetic fields around cylindrical crystals created antigravity waves.

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  • 变换作为频率时间函数使之可以方便频率和时间域中同时进行地震能量的吸收衰减补偿

    Wavelet transform involves the two-variate function of frequency and time, which makes it convenient to simultaneously compensate for attenuation of seismic energy in frequency and time domains.

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  • 提出一种新的选取方法

    A new method of choosing waveform primitives is presented.

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  • 本文设计了一种实验方案高频表面放电激发等离子体,分析了等离子体天线基本特性

    In this paper, we devise an experiment, using HF surface wave discharge to excite plasma, to analyze basic characteristics of plasma antenna elements.

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  • 有限方法分析了其反射相位特性表面传输特性

    The reflection phase property and surface wave dispersion are analyzed using finite element method.

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  • 其他数值软件一样,三维离散程序(3dec)模拟应力节理岩体中的传播衰减时模型参数对模拟结果很重要影响

    Model parameters have the important effects on three-dimensional distinct element code (3dec) modeling of the stress wave propagation and attenuation in jointed rock masses as well as other codes.

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  • 有限用于分析传播问题日益广泛可能达到程度已成为现在十分关心的课题。

    The finite element method has been widely used in analysing wave propagation problems. Which degree of accuracy such an analysis can be obtained?

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  • 利用有限提出应力及变形计算方法,对一些典型结构进行运算。

    A method is put forward for computing the stress and strain waves in the structures under impact and heat loads.

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  • 结论癫痫急性发作n 1、P 1改变兴奋性氨基酸神经毒性作用继发性缺血缺氧致神经损伤有关

    Conclusion: the changes of N1P1 in acute attack period are related with the neuron toxic action of excitatory amino acids and lesions made by secondary ischemia and hypoxia.

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  • 电传打字电报:国际性的直拨电话通信设施,它电传打字机终端机每秒50传送代码分钟600

    Telex: An international dial-up communications service that uses teleprinters for terminals and transmits Baudot code at 50bits per second, or 600 words per minute.

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  • 方向估计利用天线空间方向进行估计

    DOA (direction of arrival) estimation is realized by using antenna array to estimate the arrival direction of space signal source.

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  • 其次2.5空间有限数值模拟方法模拟了裂隙各向异性介质场,结果场切片做了显示

    Then, the finite element method is used for synthetic in 2.5d space anisotropic media containing cracks. The results are showed by time snapshot.

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  • 有限弹性正演模型计算进入实用阶段,有限法所要求的存储量计算速度慢缺点依然存在

    Finite element method las been practically applied to the forward modeling of elastic wave. But its shortcomings, such as large storage needed and slow calculation, remain.

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  • 本论文主要理论上讨论研究非线性极性晶体电磁长光学耦合形成极化特性

    The main topic of this dissertation is the properties of polaritons that result from the coupling between the electromagnetic wave and the lattice wave in polar crystals with strong nonlinearity.

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  • 算法传统MUSIC方法推广变形,克服要求接收信号小于数的局限,有效估计时延不同、达方向相差很小的多信号的参数

    The algorithm is a development of traditional MUSIC algorithm, so the number of multipath signals can be most of the array elements and can be used to estimate the parameters of multipath signals.

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  • 跃迁矩阵被表示入射电子散射电子近似为平面时,跃迁矩阵第一一个发散复数;

    The first term of this transition matrix element is a divergent pluralism when the incident and scattered waves are chosen as plane wave.

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  • 本文中,我们提出8种不同全加器电路,分别皆使用4进位法器实现

    We proposed 8 kinds of full adder and all of them are realized in 4 bit ripple carry adder.

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  • 有限模拟基础上,采用正交设计最小二乘支持向量对充过程参数优化进行了研究。

    Orthogonal design and least squares wavelet support vector machine are integrated to optimize the technological parameters of hydro-mechanical deep drawing process using FEM.

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  • 中枢神经系统细胞通过神经传播电信号进行彼此沟通

    Cells in the central nervous system tend to communicate with each other via a wave of electrical signals that travel along neurons.

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  • 理论有限方法提供了许多不同函数多尺度分析方法需要根据具体分析问题进行选择

    Wavelet theory provides various basis functions and multi-resolution methods for finite element method, which will be selected in solving different problems.

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  • 主要研究了方程方程非古典对称生成相应的群不变解。

    Some nonclassical potential symmetry generators and group-invariant of heat equation and wave equation were determined.

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  • 利用并四频(DFWM方法测量分子卟啉酞菁三阶非线性极化系数X3

    The values of third-order susceptibilities X(3) of porphyrin-phthalocyanine heterodimers have been measured by degenerate four-wave mixing (DFWM) method.

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  • 利用并四频(DFWM方法测量分子卟啉酞菁三阶非线性极化系数X3

    The values of third-order susceptibilities X(3) of porphyrin-phthalocyanine heterodimers have been measured by degenerate four-wave mixing (DFWM) method.

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