variation problem
英 [ˌveəriˈeɪʃn ˈprɒbləm]
美 [ˌveriˈeɪʃn ˈprɑːbləm]
【计】变分问题
双语例句
- Another variation of this problem is the use of validators.
这个问题的另一种变异是对校验的的使用。 - For benchmarks, where there are response time criteria, this variation causes a problem.
对于基准测试，响应时间是一项衡量标准，这种变化会引起一个问题。 - The vehicle scheduling problem with fuzzy demands ( VSPFD) is a variation of vehicle scheduling problem ( VSP), which is a typical NP-hard problem.
带模糊需求的车辆调度问题（VSPFD）是在基本的车辆调度问题（VSP）上增加了模糊需求约束条件的一种变化形式，是一个典型的NP难题。 - This article deals with a natural variation of the classical secretary problem called the group interview problem, in which each group contains several alternatives and each group of alternatives.
本文主要讨论秘书问题的变形&“组面试问题”在目标是选择最优或次优时的最佳选择策略（停止规则），采用的主要方法是后退归纳法和边界阶段方法。 - MultiDepot Open Vehicle Routing Problem with soft time windows is a variation of the Vehicle Routing Problem con-strained by multidepot and soft time windows, which is a typical NP-hard problem.
有软时窗约束多车场开放式车辆路径问题是在基本的车辆路径问题上增加了时间窗约束和多车场作业的一种变化形式，是一个典型的NP-难问题。 - A Variation Equation Problem on Stochastic Control
随机控制中的一个变分方程问题 - Families of variation principle for the semi-inverse problem and the A-type hybrid problem on the s2-stream sheet in radial turbomachines and the extensions and applications of the semi-inverse problem to the mixed-type turbomachines
径流式叶轮机S2流面半反命题、A型杂交命题变分原理族及对混流式的推广及其应用 - The variation of Elementary Geometry problem from Higher Geometry
用高等几何方法变换初等几何命题 - By using e of the theory of elasticity and variation method, the problem of ground stress field in V-shaped river valleys is studied.
介绍了河谷地应力研究现状，利用弹性理论和变分原理，研究了V型河谷岩体地应力问题，得到了河谷岩体中由于自重应力和构造应力引起的复杂应力场。 - Variation of Transportation Problem
一类变形的运输问题 - Discussion on the Species Variation Problem in the Identification of Traditional Chinese Crude Drugs
中药材鉴定中一些物种变异问题讨论 - In this paper, by using iteration and variation method, the perturbation problem in quantum mechanics will be sloved.
本文把变分法和迭代法结合起来考虑量子力学中的微扰问题，解决了微扰方法不能解决的问题。 - In virtue of variation theory, boundary problem of magnetic field is changed into equivalent variable problem. Then the procedure of element analysis, discrete format and collective composition equation in sinusoidal and time-varying field are given.
从待解的磁场边值问题出发，利用变分原理将边值问题转化为等价的变分问题，给出了正弦时变场单元分析过程和离散格式以及最终的总体合成方程。 - A variation of transportation problem is considered with objection of minimizing the total cost of transportation plus an additional supervisory cost, which depends on the total time of completion of the project.
考虑一类变形的运输问题，这类问题除考虑运输费用外，还考虑一种与整批物资完成运输时间有关的管理费用，其目标是二者的总费用达到最少。 - While in part four, key techniques applied in the project are analyzed and explained in detail, such as the use of iteration development thought in solving requirements variation problem;
第四部分则对银行电子设备管理系统中的关键技术进行了认真分析和详细阐述，如：利用迭代开发思想解决需求变化问题； - In the elasticity theory of nematic liquid crystals ( NLC), physics principles are described by variation problem initially. So in this paper we use finite elements method to solve this variation problem directly.
在液晶的弹性理论中物理规律的数学描述最初是变分问题，因此本文通过有限元方法直接对这一变分问题进行数值求解。 - Variation solution of harmonic equation problem with over-determined Dirichlet boundary value
调和方程超定Dirichlet边值问题的变分解 - This paper discusses a variation equation problem, proves the existence of its solution and gives the analytical expression of the solution, together with its important application on stochastic control, especially on bounded velocity follower problem.
讨论了一个变分方程问题，证明了其解的存在性并给出了它的解析表达式，还指出了它在随机控制中特别是在有界速度跟踪器上的重要应用。 - Under the condition of classic solution, the boundary value problem, variation problem and variation equation are equivalent.
在古典解的条件下，边值问题、变分问题和变分方程是等价的； - This paper presents the mathematical model using the principle of generalized variation for determining depth of magnetic boundary and solves it using Penalty Function Method after changing generalized variation problem into constrained optimization problem.
本文给出应用广义变分原理确定磁性界面深度的数学模型，通过将广义变分问题转化为约束最优化问题应用罚函数法求解。 - Apply the simulated annealing to multicast routing, and propose a multicast routing algorithm ( SABDMA) based on simulated annealing to solve delay and delay variation constrained least-cost multicast routing problem.
将模拟退火思想引入组播路由计算中，提出一种基于模拟退火方法的时延及时延抖动约束的最小代价组播路由算法SADVMA。 - Since on-line learning does not need history data and can adapt to the variation of the problem domain, this algorithm is suitable to model those domains that vary with time.
由于在线学习不需要历史样本，且能够不断适应问题域的变化，适合于对具有时变性的领域进行信度网建模。 - Variation Problem in N-dimensional Space
N维空间中的变分问题 - The boundary value problem and the equivalent variation problem corresponding to the new model are derived.
导出与模型相应的三维各向异性涡流场边值问题及与之等价的条件变分问题。 - The estimation of the tail index of the heavy tailed distribution with regular variation tail is an important problem.
具有正规变化尾的重尾分布的尾指标的估计是一个重要问题。 - The first one is used to solve current jumping variation problem and the second one is used to absorb the magnetic energy in load inductance when over current occurs and to realize ride-through function.
前者解决MC变换电路输入电流波形跳变问题，后者吸收过流保护动作时负载电感中贮存的磁场能量和实现动能缓冲。 - Quadratic constraint quadratic optimization problem ( QCQP) has widely applications in practice, such as, trust region sub-problem in nonlinear optimization, least square variation problem, signal processing problem and so on.
二次约束二次优化问题在实际中具有广泛的应用，如信赖域子问题、变形最小方差问题、信号处理问题等。 - Through a series of deduction and transformation, the energy functional expression on the variation problem of the arbitrary shape linear current sources abnormal potential can be obtained which is the foundation of the finite element numerical calculation.
求得了任意线源异常电位变分问题的能量泛函表达式，为本文奠定了有限单元法的数值计算基础。 - The new algorithm adapts to the complex movements of targets, including rotation and width to height ratio variation, and solves the problem of rotating targets. 2.
该算法能适应目标在图像平面上包括旋转以及变长宽比在内的复杂运动，解决了目标旋转的跟踪问题。 - However, in the field of Mobile communication, precision measuring, etc. stability of oscillator is so critical that deviation of frequency due to temperature variation causes a serious problem. To improve accuracy of frequency, compensation circuits should be added to X-tal oscillator.
然而在移动通信，计测等领域中，晶体振荡器的频率稳定度受温度变化的影响很大，因此需要加额外的补偿电路来提高频率稳定度。