查询词典 objective function

On the basis of the mechanical principle of the stress function and its derivative on the boundry of elastomer and the method of Heaviside function, the stress calculation of the function of nonlinear distributed force on the undersurface of nonsymmetric wedge block has been obtained.

用应力函数及其导数在弹性体边界上的力学意义和海维赛函数的方法，对非对称楔形体在楔面下部承受非线性分布压力作用的问题进行了应力计算，给出了应力一般解并进行了讨论，其结果具有理论和实际意义。

The polynomial function bases are used to form the approximately matching function. Moreover, the discrete values of grey image is transformed to polinomial function that are exact fit at the considered pixel locations. As a result, The mathematical operations performed such as derivation, integration, and gradient evaluation also give out the polynomial functions, therefore, the system of undetermined coefficient equations is derived to be a system of linear algebraic equations.

我们把立体匹配过程看作泛函的极小化过程，因此选用变分问题近似解法的Ritz法构造数值算法，以多项式函数为基构作匹配函数的近似解，进而又利用多项式过样值点的拟合将离散的灰度图象变换为多项式函数，因此计算中所需的求导，积分，及梯度运算的结果仍然是多项式函数，最终将待定系数方程组化为线性代数方程组。

In this paper a decision method of uniform convergence for function sequence is given, and a few of properties for the uniformly convergent function-sequence are obtained by this method, which is used in the construction of a new uniformly convergent function-sequence by others known.

给出了一个定理用于判定函数列的一致收敛，通过此判定定理，又得出了由一致收敛函数列构造新的一致收敛函数列的几个性质。

Key techniques such as dynamic object dictionary, universal service function and function point, in instantiation of fieldbus function block are analyzed.

然后分析了在实现功能块实例化中使用到的动态对象字典、统一的服务和函数指针技术等几项关键技术。

The feedback controls, including linear, speed, doubly-periodic function, hyperbolic function and trigonometric function are used to suppress chaos to one of the three unstable equilibrium. The Routh-Hurwtiz theorem is applied to derive the conditions of stability of the controlled system.

利用反馈控制方法，包括线性、速度、双周期函数、双曲函数和三角函数反馈控制方法将系统的混沌运动控制到稳定态，根据Routh-Huriwtz准则获得了系统达到控制目标时反馈系数所满足的条件。

For the first patern, elastic dynamics is adopted to study the steady state rolling contact, elastic dynamics incorporating with rigid dynamics is adopted to study the non-steady state. For the steady state, the analytical solution is obtained, and for the non-steady state, the variational formulation to solve the problem numerically is derived For the later patern, the function type friction coefficient is introduced. On the basis of the quasi-stastic theories of constant friction coefficients, both the exact theory and the simplified theory of the function type friction coefficient are established, the computer programms for both the theories are also made out. Using the function type friction coefficient, Shen-Hedrick-Elkins theory's application range is extended to large creepage .

对于速度对接触体力学特性的影响，本文采用弹性动力学方法和弹性动力学与刚体动力学相结合的方法分别对稳态和非稳态两种情况进行了研究，得到了稳态情况的解析解，给出了对非稳态情况进行数值求解的变分公式；对于速度对相关物理量的影响，本文主要讨论了速度对摩擦系数的影响，在滚动接触准静态理论的基础上引进了函数型摩擦系数，建立了函数型摩擦系数的滚动接触准静态精确理论和简化理论，并分别编制了相关的计算程序，还用函数型摩擦系数将简便的Shen-Hedrick-Elkins理论的适用范围扩展到大蠕滑区。

Vector method of the product scheme design is presented, which is based on the decomposition and combination of function, expressing the relations between function units and total function by vector.

为了解决这一问题，本文在研究产品功能理论方法和分析方案设计领域特点的基础上，在产品方案的获取上进行探索研究。

The author of this paper holds that analogy in advertising performs several important functions: informative function, persuasive function, textual function, vivifying fu...

笔者认为，广告中的类比有几个重要的、彼此相关的功能：信息功能、劝说功能、语篇功能和生动化功能

The problems in translating brand names into English are mainly failing to perform informative function, aesthetic function and vocative function.

中文商标词的英译失误主要表现在信息传递功能缺失、美感功能缺失和移情感召功能缺失。

Aminophenol,it has the function of mading the nerve of human stable and can avoid the tire accumulated in the day , increase the health for people.it also has the function of accommodating the metabolism and blood-cycle of people in the sleep,and can increase the energy of the cells of skin, so it has the function of keep the skin young and nourish the skin.

纯天然蚕丝，其化学构造为18种天然氨基酸，这些氨基酸中含有一种微妙的成分，具有安定人类神经的作用，能彻底消除白天累结的疲劳，增益健康！对人体在睡眠中的血液循环和新陈代谢具有良好的调节作用，并能增强人体皮肤的细胞活力，从而达到延缓皮肤老化和滋养皮肤的作用。

Pachomius manual labour was organized as an essential part of the monastic life; and since it is a principle of the monks as distinguished from the mendicants, that the body shall be self-supporting, external work of one sort or another has been an inevitable part of the life ever since.

根据圣pachomius体力劳动组织作为一个重要组成部分寺院生活；以来，这是一个原则的和尚，作为有别于乞丐，该机构应自支撑，对外工作的这种或那种已一个必然的一部分，生活至今。

In order to study the effects of parametrical rolling on the ship movement and tilts, in allusion to ship's navigating in regular following waves, the equation of ship rolling motion is transformed into normal Mathieu equation by proper variable replacement when strong parametrical excitation in restoring moment varied according to sine or cosine wave.

为研究参数横摇对船舶运动和倾覆的影响，通过对船在规则波上随浪航行时，恢复力矩中出现的1个以正余弦规律变化的强参数激励项进行适当的变量置换，将船舶的横摇运动方程转换成标准形式的Mathieu方程。