查询词典 calculus of finite difference

This paper is concerned with the classification of fuzzy finite automata and the minimization algorithm of fuzzy finite automata.

本文研究了模糊有限自动机的分类和模糊有限自动机的状态最小化算法。

Without the Axiom of Choice, however, one cannot prove that every D-finite set is finite.

你可以找一个看得懂英语的人，让他告诉你，我有没有骗你，有没有正面回答。

For program (2), we can classify finite dimensional basic Hopf algebras of finite representation type completely now.

对于(2)，目前，我们已经给出了有限型的完整分类。

Simulations based on finite integration method are carried out in a wide frequency range for a balanced feeding finite wide-angle biconical antenna and many results including input impedance and far fields are obtained.

利用基于有限积分法的电磁场仿真技术对平衡馈电的有限长宽角双锥天线作了计算，得到了天线在很宽频带内输入阻抗、远区辐射场与频率的关系曲线。

Finite wide-angle biconical antenna ; modal analysis ; finite integration ; input impedance

有限长宽角双锥天线；模式匹配；有限积分法；输入阻抗

Meanwhile, I have generalized the concept of trinomial property of sequence from binary case to arbitrary finite field case, and have proved that all the results in binary case are still hold in arbitrary finite field case.

同时，本文将三项式对的概念从二元序列推广到任意有限域上的序列，并证明了对二元序列成立的所有结果对一般有限域上的序列仍然成立。

Though some soft-decision algorithms for binary finite field have existed, non-binary finite field is seldom concerned.

此外虽然已经存在多种软判决方法，但都是针对二进制情况，没有考虑到非二进制的RS码。

BACKGROUND: Some scholars have used finite element analysis to simulate spinal biodynamics. But there are few reports on finite element imitation of lumbar biodynamics system before and after artificial disc replacement.

背景：国内外已有学者将有限元分析用于脊柱的生物力学模拟，但对人工椎间盘置换前后腰椎生物力学系统的有限元模拟报道较少。

Through adopting the technological analysis of ADAMS, analyze the numeric machine tool of XK6420 action force between every main attachment under various operating conditions, so offer the border condition for the finite element analysis; through the finite element analysis about the assembly structure intensity on the numeric machine tool, receive high stress and dangerous area that meet an emergency. Then optimize the structure to this area, and the result indicates that the working condition is improved obviously on this component,""hereby guarantee the running reliability of the whole machine.

采用ADAMS的运动分析技术分析了整机在各种作业工况下各主要连接件之间的作用力，为有限元分析提供边界条什：对XK6420数控铣床结构强度进行了有限元分析，得到了高应力、应变的危险区域，对该区域进行了结构优化没计，结果表明显著地改善了该部位构件的工作状况，从而保证了整机运行的可靠性。

In this method, as each boun dary element is connected with finite number of elements, and coupled with boundary elements through finite number of elements, the merit of the FEM is therefore fully used.

这种方法规定各边界单元只和有限单元相接，通过有限单元实现边界单元的耦合，发挥了有限单元法组装方便的特长。

Panorama Many people are dancing in a large sitting room.

在一个大客厅里，许多人在跳舞。

We fully understand how a microwave oven cooks food, it is first necessary to talk ...

我们充分理解一个微波炉煮的食物，这是首先要谈。。。