• Today's example function is evaluating a third order polynomial.

    今天的例子是评测一个三次多项式。

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  • Double dagger: a typographic symbol used as a third order reference mark.

    双剑号:用于第三个脚注的印刷字体附注符号。

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  • The large value of third order dispersion parameter, the more evident the compression effect.

    三阶色散参量越大,脉冲压缩效果越明显。

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  • The third order nonlinear optical property of PMOCOPV was studied by degenerate four wave mixing(DFWM).

    采用简并四波混频(DFWM )方法研究了PMOCOPV的三阶非线性光学性质。

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  • It is found that the numerical dissipation is second order and the numerical dispersion is third order.

    得出该格式的数值耗散为二阶,数值频散为三阶。

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  • Their third order optical nonlinearities were studied via a Degenerate Four Wave Mixing (DFWM) technique.

    采用背相简并四波混频(DFWM)的方法研究了它们的三阶光学非线性。

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  • Using topological degree the existence of anti-periodic solutions for third order differential systems is studied.

    本文利用拓扑度理论研究三阶微分系统反周期解的存在性。

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  • The VSOP82 solution is made of the perturbations developed up to the third order of the masses for all the planets.

    该VSOP82方法是由考虑了所有行星质量的展开到三阶的摄动构成的。

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  • The axial third order aberration coefficients of an inhomogeneous magnetic sector field are derived for the first time.

    首次推导出了非均匀扇形磁场的轴向三阶象差系数。

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  • The electronic spectrum and the third order nonlinear polarizability of this supramolecule were examined by ZINDO SOS method.

    用ZINDOSOS方法对分子的电子光谱,三阶非线性极化率进行了计算。

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  • Starting from the nonlinear resonance pattern, we calculated third order polarizability, and gave the principle of the calculation.

    利用非简谐振子模型计算了三阶非线性极化率。

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  • As a special case, the third order differential equation is derived when both the premium and the claim size are exponential distributions.

    在理赔量和保费量分别服从指数分布时给出了相关推导,得出了具体的三次微分方程。

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  • With the good combination of auxiliary electric field and heat treatment, the third order nonlinear optic performance can be improved obviously.

    采用辅助电场与热处理工艺相匹配的控制技术可以明显提高材料的三阶非线性光学性能。

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  • Use the method of boundary layer functions to study the singularly perturbed boundary value problem for a kind of third order nonlinear differential equations.

    利用边界层函数法研究了一类非线性三阶微分方程的奇摄动边值问题。

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  • In this paper the "cover layer" phenomenon of solution for a class of singularly perturbed boundary value problems of third order semilinear equation is revealed.

    本文揭示了一类三阶半线性方程奇摄动边值问题解的“套层”现象。

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  • Finally, the MAPLE symbolic program for calculating the third order normal form is given. The concrete normal form of six dimensional nonlinear systems is obtained.

    最后用MAPLE符号算法语言编写计算程序,给出了六维非线性系统的三阶规范形的具体形式。

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  • Som criteria on the asymptotic behavior (such as boundness, tending to zero) of solutions for a kind of third order delay functional differential equation are established.

    本文讨论一类三阶时滞泛函微分方程解的渐近性质,给出了若干解的有界性及解趋于零的判定准则。

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  • The enhanced compression of fundamental femtosecond solitons can be obtained by combined effects of negative third order dispersion and Raman self scattering in the fibers.

    研究表明,在色散缓变光纤中利用拉曼自散射效应与负三阶色散效应的相互作用,可以获得更高压缩比的超短光脉。

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  • In this paper, we review the third order NLO properties of coordination polymers, and summarize the relationship between the crystal structures and the third order NLO properties.

    本文概括了配位聚合物的三阶非线性光学性质,并总结了其结构与三阶非线性光学性质之间的关系。

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  • This paper deals with the problems on the existence and uniqueness of bounded solutions and almost periodic solution for third order nonlinear differential equations with time lag.

    研究具时滞的三阶非线性微分方程,利用变量替换和不动点方法,得到了此方程有界解和概周期解的存在性及唯一性结果。

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  • Based on the third order zigzag displacement model, a bending theory for laminated composite plates in an initially stressed state is derived by use of the principle of virtual work.

    基于三阶折线位移模型,利用虚功原理导出了含初始平面应力的层合复合材料板的弯曲理论。

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  • By finding out the solutions to the rate equations of the amplifiers, the analytical expressions of the derivatives, up to the third order, of Pout with respect to Pin have been deduced.

    文中给出放大器的速率方程组的解,并在此基础上导出理想放大器的前三阶导数的解析表达式。

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  • In order to compute bulging of wide face of continuous cast slab, it is necessary to solve a third order differental equation for creep or a second order one for elastoplastic deformation.

    连铸板坯宽面鼓肚对铸坯中心偏析和裂纹有较大影响,为计算板坯宽面鼓肚,按蠕变规律,需解一个三阶微分方程,按弹塑性规律,需解一个二阶微分方程,十分费时。

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  • An improved adjoint operator method is employed to compute the third order normal form of six dimensional nonlinear dynamical systems and the associated nonlinear transformation for the first time.

    本文首次用一种改进的共轭算子法研究了六维非线性系统的三阶规范形以及所用的非线性变换。

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  • We derived a set of mathematical formulas for describing the third-order nonlinear optical process in polydiacetylene crystals.

    我们建立了一套描述聚丁二炔晶体中的三阶非线性光学过程的数学公式。

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  • The third-order nonlinear polarization for self-interaction in uniaxial crystals is dealt with.

    讨论单轴晶体中三阶非线性自作用极化强度矢量的计算。

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  • This paper describes a method of Uigur part-of-speech tagging with third-order Hidden Markov Model.

    本文提出了将三阶隐马尔可夫模型运用到维吾尔语词性标注中的方法。

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

    利用简并四波混频(DFWM)方法测量二元分子卟啉酞菁的三阶非线性极化系数X(3)值。

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  • In this thesis, the axis rotation symmetry of third-order nonlinear elasticity was researched with the help of group theoretical methods.

    本文用群论的方法研究了三阶非线性弹性的轴转动对称性。

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  • The hyperbolic equations were formulated by artificial compressibility method with the convective terms discreted using a third-order upwind scheme based on Roe's approximate Riemann solver.

    不可压粘性绕流的求解采用了人工压缩性方法,其中对流项的离散应用了三阶迎风格式。

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