查询词典 oscillations

In this paper, oscillations for the system of continuous cultivation of microorganism with delay are studied.

本文主要建立了具有时滞的微生物连续培养模型，并进行了分析和计算。

In the last 20 years, many mathematicians used Moser Twist Theorem to study more complicated dynamics for nonlinear oscillations, such as the existence of quasi-periodic solutions and invariant tori, the Lagrange stability, etc.

近20年来，国内和国际上的一些数学家开始利用Moser的扭转定理来研究非线性振动的更为复杂的行为，如拟周期解和不变环面的存在性，解的Lagrange稳定性。

Duffing equations and Liénard equations are two classical mathematical models in nonlinear oscillations, and have been studied ex...

Duffing方程和Liénard方程是非线性振动中的两类经典的方程，也是人们研究的最多、结果非常丰富的方程。

Duffing equations and Liénard equations are two classical mathematical models in nonlinear oscillations, and have been studied extensively.

Duffing方程和Liénard方程是非线性振动中的两类经典的方程，也是人们研究的最多、结果非常丰富的方程。

Aim at the shortage of vertically additive method by which we can't discuss forced oscillations of systems of partial functional differential equations,we directly use the oscillatory definition,Green's formula and boundary condition of homogeneous Neumann to change the oscillatory problem of solutions to a class of systems of quasilinear parabolic equations of neutral type into the problem of which functional differential inequality haven't eventually positive solution.

针对垂直相加法无法讨论泛函偏微分方程组的强迫振动性的不足，直接利用振动的定义、Green公式以及齐次Neumann边界条件把中立型抛物微分方程组的振动问题转化为泛函微分不等式不存在最终正解的问题，然后利用最终正解的定义及上下极限得到了在齐次Neumann边界条件下判别其所有解振动或全振动的充分条件。

In chapter II , we discuss the neutrino oscillations in flat space-time, and present the interference phase factor.

在第二章中，介绍了平直时空中的中微子振荡，得到了中微子振荡的干涉相因子。

In the basis of this, our paper mainly discussed the interference phase factor and the CP violation in mass neutrino oscillations.

本文在此基础上主要讨论中微子振荡的干涉相因子以及中微子振荡中的CP破坏效应。

Power system is a typical nonlinear system where complicated chaotic oscillations exist and threaten the secure and stable operation of power systems.

电力系统是典型的非线性系统，存在着复杂的混沌振荡，它威胁着系统的安全稳定运行。

Now nonlinear dynamical systems with parametric excitation are one of the most important systems in the theory of nonlinear oscillations.

在非线性振动理论中目前最具代表性的一类系统是含有参数激励的非线性动力系统，在这类系统中有着极其丰富和复杂的动力学行为，如分岔、混沌特性等。

Now nonlineardynamical systems with parametric excitation are one of the most important systems intheory of nonlinear oscillations.

在非线性振动理论中目前最具有代表性的一类系统是含有参数激励的非线性动力系统，在这类系统中有着极其丰富和复杂的动力学行为，如分岔、分形和混沌振动等。

Chrysanthemum of 10 thousand birthday is lax to edaphic requirement, with the arenaceous qualitative loam with fecund, good drainage had better.

万寿菊对土壤要求不严，以肥沃。排水良好的砂质壤土为好。

He unstepped the mast and furled the sail and tied it.

他拔下桅杆，把帆卷起，系住。