主要研究了用迭代法求解增生算子紧扰动方程。
An iterative method is designed to advance the Ishikawa iteration and solve perturbed equations of accretive operators.
利用振动筛的稳定性扰动方程得到了同步稳定运转条件。
From the perturbation equation of the shaker stability, the conditions of self synchronous stable running are derived.
利用MAC法通过二维流体力学扰动方程组进行了数值模拟。
The numerical simulations have been performed by using the MAC method to solve the two-dimensional perturbation equations of hydrodynamics.
在扰动方程的正则化求解问题中,解的收敛性估计是十分重要的。
In the regular solution problem of the perturbation equation, the solution of convergence order is important.
考虑了弹塑性应力波传播对屈曲的影响,建立了该问题横向扰动方程。
The equation of lateral disturbance used to analyize the problem is developed by taking into account the effect of elastic-plastic stress wave.
通过求解扰动方程得到了动态屈曲的分叉条件、临界载荷和屈曲模态。
By solving the disturbed equations, the bifurcation condition of the dynamic buckling, critical buckling load and buckling mode are obtained.
利用波扰动方程,分析研究了声表面波器件频率-温度敏感性与石英晶体各向异性参数之间的关系。
The temperature sensitivity of the frequency as a function of quartz crystal anisotropy is presented by the perturbation equation due to the temperature change.
通过数值求解定常跨音速流的无粘、小扰动方程,根据实心翼型或多孔翼型的边界条件,获得了相应的压力分布。
By numerically solving the inviscid, small disturbance equation in steady transonic regime, with boundary conditions on solid or porous airfoils, the corresponding pressure distribution is obtained.
本文基于李雅普·诺夫运动稳定性理论,导出了弹丸动态稳定性条件的通式,并着重讨论了弹丸扰动方程采用“冻结”系数法的适用范围与其判据。
Based on Liapunow's theory of stability, the general conditions about the dynamic stability of a projectile is deduced and the applicable region for the frozen-coeff...
形象地表现线性小扰动运动方程的纵向和横航向典型运动模态,一直缺乏一种理想的方式。
There is no ideal way so far to represent the longitudinal and lateral motion mode of the small linear disturbance motion equation.
研究了离散孤立子方程的扰动系统。
The perturbation systems of discrete soliton equations are investigated.
差分型直接积分法求解动力方程,其计算假设条件给系统增加了一个“计算扰动”效应。
The difference type direction integration is used for solving dynamic - equation, its calculation assumption causes a "calculation perturbation" effects to the system.
通过非扰动方法导出了与线偏振激光脉冲相互作用的二能级原子的诱导极化所满足的运动方程。
The motion equation satisfied by an induced polarization of a two level atom interacting with laser pulse is derived by using a nonperturbation method.
讨论了带非负扰动并具有第二类边值的临界非齐次多重调和方程的多解存在性和非存在性。
This paper deals with the existence and nonexistence of solutions for a critical semilinear polyharmonic equation with the second boundary and with a non-negative perturbation.
通过三个矢量方程组,系统地归纳了小扰动理论应用于多排叶片时各待定系数的关联方程。
By means of a three vector equation system, the correlative equations of the undetermined parameters are thus deduced when the small disturbance theory is applied to multiple blade rows.
讨论了带非负扰动的临界非齐次多重调和方程多解存在性和非存在性。
This paper deals with the existence and nonexistence of solutions for a critical semilinear polyharmonic equation with a non-negative perturbation.
讨论了带变号扰动并且具有一定附加条件的临界椭圆方程的两个正解存在性。
This paper deals with the existence of two positive solutions for critical elliptic equations with a changed sign perturbation and with an auxiliary condition.
由惯导系统的误差方程分析了扰动重力场的影响。
According to the error equation of INS, the influence of gravity disturbance is analyzed.
本文从单粒子模型出发,导出了考虑相对论能量因子一级扰动量影响的色散方程。
In this paper, on the basis of a single-particle model, the dispersion equation is obtained after considering the first perturbation term of relativistic energy factor.
在反应堆物理计算中,扰动计算需要中子本征值方程的共轭方程。
Perturbation calculation in reactor physics requires the neutron adjoint eigenvalue equation.
为了研究波形壁湍流及由波形壁引起的扰动场,本文将N-S方程的联立解法应用于湍流。
To study the turbulent flow in a channel with wavy wall and its disturbance field, the simultaneous iteration approach for N-S equations is applied to the turbulent flow.
本文利用能量扰动法得到具边界记忆项波动方程初边值问题解的指数衰减性。
The exponent decay of solution of wave equation with boundary memory is obtained by the energy method.
仿真结果表明换极后的球谐函数计算扰动引力能够满足精度要求,且在计算中弹道方程的解算速度也有很大的提高。
The result of simulation indicates that this method not only satisfies the precision but also enables us to enhance the calculation speed of the trajectory equations.
由于取消了“扰动胀量为零”的假设,需要耦合求解扰动质量方程、扰动涡量输运方程和扰动能量输运方程。
Since the disturbance expansion has been taken into account, one has to solve the mass, vorticity transport and energy transport equations for disturbance motion in a coupled way.
本文提出了用小扰动欧拉振幅方程求解振动叶栅非定常流场的方法。
In this paper, the Euler amplitude equation is developed to obtain the unsteady flow field in vibrating cascades.
我们引入了随机扰动双折射单模光纤模型,导出了双波长的光波在随机双折射光纤中的非线性脉冲传输方程;
We introduce a model of random birefringent single mode fibers, and the general nonlinear propagation equations of dual-lightwaves in random birefringent fibers are deduced.
通过建立包含扰动和基流方程组的数值模式,全面讨论了扰动与对称不稳定纬向基流的相互作用。
In a numerical model especially set up in the work that includes disturbance and basic flows, the interactions between disturbances and symmetric instability are discussed comprehensively.
提出未扰动系统出现多重周期解的条件,并给出了一些特殊方程零解的具体重数作为应用;
First, some conditions for the existence of a multiple periodic solutions are given and the multiplicity problem for zero solution of some concrete equations is investigated as applications.
基于BBGKY方程,采用二阶扰动理论探索了可观物理量与扰动波矢的相互关系。
The relationship between physically observable quantities and perturbed wave vector is explored on the basis of BBGKY hierarchy equations and the second order perturbation theory.
基于BBGKY方程,采用二阶扰动理论探索了可观物理量与扰动波矢的相互关系。
The relationship between physically observable quantities and perturbed wave vector is explored on the basis of BBGKY hierarchy equations and the second order perturbation theory.
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