• 那些喋喋不休谈论失业”的人们应谨记

    This is worth bearing in mind for those who drone on endlessly about "jobless stagflation."

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  • 研究非线性微分方程,利用变量替换不动方法,得到了此方程有界周期解存在性唯一性结果。

    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.

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  • 通过构造多项式序列方法,建立非线性方程的解的分布给出了较为广泛的振动条件

    The distribution of zeros for nonlinear differential equations with positive arguments by method of polynomial series, and some more explicit conditions to oscillate are given.

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  • 本文提供了一种使用双倍可变观测进行测试方法保证了只需要测试少量通路就能完成整个电路的时测试。

    This paper presents an approach to delay testing with duplicating variable observation points, which provides a high path delay fault coverage by testing a small number of paths.

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  • 通过引入一个灵敏度参数,将最优输出跟踪控制问题转化含超前一族两问题

    By introducing a sensitivity parameter, the original optimal output tracking control problem is transformed into a series of two-point boundary value problems without time-advance or time-delay terms.

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  • 采用配置方法通过系统附近配置多个滤波器设计强鲁棒性的多峰极不灵敏(E I)最优随机滤波器。

    Zero placement method in the frequency domain is utilized to design robust multi-hump EI optimal arbitrary time-delay filter (OATF) by placing two or more filter zeros nearby the system poles.

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  • 证明分布函数形式时,平衡绝对渐近稳定的。

    When the kernel function of the distributed delay takes the form weak kernel, the positive equilibrium is Absolutely asymptotically stable.

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  • 讨论了一类具有有界可变时分离变量系统平衡全局指数稳定性

    The global exponential stability of equilibrium states of a class of nonlinear separated variables systems with bounded time-varying delays was investigated.

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  • 下游射流区的浓度衰减随环境水深增大而增大,随流速比的增大减小。

    The concentration decays of downstream wall jet zone will increase with the increasing water depths and decreasing velocity ratios.

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  • 本文盈余质量为切入研究盈余质量年度报告披露之间关系

    In this study, we investigate the relationship of earnings quality and disclosure delay.

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  • 讨论了一类带有扩散具有阶段结构与时两种群捕食系统,分析了系统的非负不变性、边界平衡性质及全局渐近稳定性

    A system of retarted functional differential equations as a predator-prey model with stage structure and dispersion is discussed. Conditions for global stability of the system are given.

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  • 同一大部分绿化树种能力季节动态规律春秋季较高夏季低。

    The dynamically seasonal regulation of absorbing dust capability of most green tree species in the same location was what is higher in spring and autumn, and what was lower in summer.

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  • 基于微分不等式方法,提出此网络平衡的渐近指数稳定的充分条件。

    Two-point boundary value problems of second order Hammerstein type integro-differential-difference equation is studied by means of differential inequality theories.

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  • 基于微分不等式方法,提出此网络平衡的渐近指数稳定的充分条件。

    Two-point boundary value problems of second order mixed type integro-differential-difference equation is studied by means of differential inequality theories.

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  • 讨论了一类具有有界可变分离变量系统平衡全局指数稳定性

    The stabilization problem for a class of nonlinear continuous control systems with separated variables is investigated.

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  • 此外又试验基础上进行了理论研究,根据试验数据整理出木构的荷载位移曲线找出木构近似屈服

    Theoretical research based on the quasi-static test, organized loading-displacement hysteretic curves, found out timber frame's approximate yield point;

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  • 根据模型中状态反馈模块反馈模块不变性,通过构造合适的迭代映射,研究了饱和区域内平衡的存在性、个数以及局部稳定性

    With the help of FEM numerical simulation method, the performance of cooling towers in terms of stress, displacement and local elastic stability due to aerodynamic loads are examined.

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  • 根据模型中状态反馈模块反馈模块不变性,通过构造合适的迭代映射,研究了饱和区域内平衡的存在性、个数以及局部稳定性

    With the help of FEM numerical simulation method, the performance of cooling towers in terms of stress, displacement and local elastic stability due to aerodynamic loads are examined.

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