The time evolution of system in two photon Jaynes Cummings (J C) model without rotating waves approximation (RWA) is obtained by using the theory of ordinary differential equations.

采用常微分方程理论研究了无旋波近似下双光子J-C模型系统的时间演化。

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For surface crack in pipe, this paper presents the finite element model including line spring element that is used for J integration calculation, as well as numerical examples.

对管道上的表面裂纹采用线弹簧单元，建立了裂纹管道J积分计算的有限元模型，给出了J积分的计算实例。

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Some measures, such as reasonable geological model, equivalent layer and equalization of Jacobi matrix elements, are taken to achieve less parameters, stable inversion j process and definite solution.

本文采用了一些措施，如选用合理的地质模型及等效层的方法和平衡雅可比矩阵元素的方法等，力求减少反演的参数，稳定了求解过程和提高了求解的精度。

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Other firms have been formed along the lines of the American venture-capital model, which private-equity houses such as J.

ECONOMIST: Japanese share offerings

The Chevrolet Malibu made the biggest initial-quality gain over the past five years of any vehicle model, according to J.

FORBES: Is Your Car As Good As You Think It Is?

Also Tuesday, the court said it would take a second crack at the long-running inheritance dispute involving model Anna Nicole Smith and the son of her late husband J.

WSJ: High Court to Hear Dispute Over Navy Contract