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- The monotone iterative techniques is used to investigate the existence of extremal solution of periodic boundary value problems (PBVP) for neutral delay differential equation. 摘要利用单调迭代方法给出了中立型滞后微分方程的周期边值问题极解的存在性定理。
- The asymptotic stability of linear neutral delay systems was studied with an eigenfunction approach based on a frequency domain. 摘要用基于频域的特征方程方法研究线性中立型时滞系统的渐近稳定性。
- The dissipativity of theoretical solution and numerical solution of nonlinear neutral delay differential equations (NDDEs) was investigated. 摘要主要研究非线性中立型延迟微分方程本身及其数值方法的散逸性问题。
- We obtain new sufficient conditions for the oscillation of all solutions of the first order neutral delay differential equation (the equation is abbreviated). 摘要我们得到了一阶中立型时滞微分方程（方程式略）一切解振动的新的充分性判据。
- The monotone iterative techniques is used to investigate the existence of extremal solution of periodic boundary value problems(PBVP) for neutral delay differential equation. 利用单调迭代方法给出了中立型滞后微分方程的周期边值问题极解的存在性定理。
- The investigation of the existence of positive solutions of neutral delay differential equations with impulses is devoted by using the Banach cotraction principle. 摘要利用压缩映射原理，讨论了中立型脉冲时滞微分方程正解的存在性。
- The present paper studies a class of second order neutral delay difference equations with changed coefficients,some sufficient conditions for bounded solution;oscillation;nonoscillation. 研究一类具有连续变量的二阶中立型时滞差分方程;给出了该类方程一切有界解振动的几个充分条件.
- Sufficient conditions are obtained for the global existence of a positive periodic solution of periodic neutral delay predator-prey system by using the method of coincidence degree theory. 利用重合度理论建立了一类周期中立型时滞捕食者-食饵系统正周期解的全局存在性的充分条件.
- Considering a kind of neutral delay differential equations,a sufficient condition for the oscillation of all solutions of neutral delay differential equation in critical state is obtained. 讨论了一类中立型时滞微分方程所有解的振动性，获得了临界状态下该方程所有解振动的一个充分条件。
- neutral delay differential equation 中立型时滞微分方程
- higher order neutral delay differential equation 中立型时滞方程
- We discuss the stability of a kind of neutral delayed linear differential equation, and obtain the stability criterion of this equation. 摘要讨论了一类中立型线性微分方程的稳定性，得到其零点稳定的充分判别准则。
- neutral delay difference equations 中立型时滞差分方程
- neutral delay differential equatin 中立型时滞微分方程
- neutral delay differential system 中立时滞微分系统
- neutral delay differential-algebraic equations 中立型延时微分代数系统
- neutral delay difference equation 中立型时滞差分方程
- No delay! We urgently need these books. 决不要拖延！我们急需这些书。
- He has a rather neutral character. 他品性平平。
- The delay made the patient go purple in the face. 时间的拖延使病人脸色发紫。
