查询词典 abelian equation

Chapter 4 discusses the stability of a class of nonlinear impulsive partial differential equations. The main idea is translating the stability of the considered nonlinear impulsive partial differential equation into that of the corresponding linear impulsive ordinary differential equation via Gronwall-Bellman inequality with impulse on the basis of comparison theorem.

第四章基于比较定理，主要利用含脉冲的Gronwall-Bellman不等式初步讨论了脉冲偏微分系统的稳定性，将一类非线性脉冲偏微分方程的稳定性化归为线性脉冲常微分方程的稳定性，为将脉冲常微分方程稳定性的有关结论推广到脉冲偏微分方程提供了理论依据并奠定了基础。

An integrated Hamiltonian theory was constituted in Classical Mechanics and applied to studying the form of Lagrange equation in theory of electromagnetic, the Schrodinger equation and the Liouville theorem in statistical Physics.

经典力学利用Hamilton系统建立了一套完整的Hamilton理论，用以研究电磁场理论的拉格朗日方程形式，薛定谔波方程，统计物理学中的Liouville定理等。

Let M be a compact submanifold of locally symmetric space N~,we apply Gauss equation,Ricci equation and the property of locally symmetry of the outer space ,through studying f =.

我们应用Gauss方程，Ricci方程和外围空间的局部对称性质等方法，通过研究函数f=？

The manipulation of sugar can divide the curve of pink wine alcohol fermentation density with the changes of time into two parts when the sugar content of raw material-grape is lower than 12%. The regression analysis results showed that quadrative equation and logarithmic equation can be used to describe changes of density with changes of time before and after replenishing sugar respectively.

当葡萄原料含糖量低于12%酒度要求时，加糖操作可将桃红葡萄酒酒精发酵密度随时间变化的曲线分为2段，用回归分析法分析结果表明，加糖前密度随时间的变化规律可用二次方程描述，加糖后密度随时间的变化规律可用对数方程描述。

After researching on open channel roughness coefficient, the authors conclude that coefficients n and k have a good relationship and fit out of n-k logarithmic equation. But smooth and rough open channel with different n-k equation, needing further study.

对明渠糙率系数的研究，得出结论：明渠糙率系数与系数k有良好的对数关系并拟合出n-k的对数方程，但是光滑床面和粗糙床面有不同的n-k方程，有待进一步研究。

In this paper, we constructed the new conservative schemes of regularized long wave equation according to the physical laws of this equation.

在本文中，我们基于RLW方程本身具有的物理律，构造RLW方程的新的守恒型差分格式。

Basic equation and machine characteristic equation are usua lly used.

在他励直流电动机稳态运行计算中，通常是运用基本方程式和机械特性方程式。

Directed against the designed parallel welding head mechanism of IC chip pasting machine,the movement equation was established,the positive solution of motion equation was presented,and the positive and reverse solutions of velocity and acceleration were derived.

高速高精度IC芯片粘片机是IC芯片封装的主要设备之一，其粘片速度已超过10 000次/h，定位精度达微米级，而且粘片速度和定位精度有越来越高的趋势[1]，但目前国内外IC芯片粘片机的焊头机构都采用串联结构的形式，运动部件的惯量很大，不利于粘片速度和定位精度的提高。

Using inverse function to generate exponential distribution random number, introduce new algorithm, namely Maclaurin Equation, which is easy to be implemented by Hardware, use Maclaurin Equation to extend the function of Logarithm, make it compose by addition, division and multiple.

对于反函数法产生指数分布的随机数，提出易于硬件实现的算法结构——麦克劳林展开法，先用麦克劳林展开式展开对数函数，把对数函数转换成一系列乘、加、除运算。

The magnetic flux linkage equations and voltage equation are established according to the magnetic circuits and the magnetic conductance equation is listed according to the relations among magnetic flux, current and magnetic circuit.

模型从三相五芯柱变压器磁路出发，建立了磁链方程、电压方程，并根据铁芯和铁轭的磁通和电流关系及磁路关系列出磁导计算方程；给出了仿真模型的参数确定方法，其中参数确定与变压器的结构紧密相关。

You can snipe the second and third union leaders from this position.

您可以鹬第二和第三工会领袖从这一立场出发。

Aiming at the currently shortage of XML streams quality detecting, this paper proposes a new forecasting method of XML streams quality by least squares support vector machines, which is used the method of XML keys' vector matrix as windows, and vector product wavelet transform to multilevel decompose and refactor the XML streams series, that can fulfill real-time checking demand of XML quality, and ensure constraint, consist- ency and integrality. For even more adapting net load, it proposes a control strategy by weight and adaptive adjustment to ensure XML streams quality.

针对当前XML数据流质量检测存在的不足，提出构建XML键的矢量矩阵作为窗口，利用矢量积小波变换多级分解与重构XML数据流，再结合最小二乘支持向量机对XML数据流质量进行预测的一种方法，满足XML数据流质量重构时实时检测的要求，保证XML数据的约束性、一致性与完整性；为了更好的适应网络负载，采取加权与自适应窗口调整等调度策略充分保证XML数据流的质量检测。