查询词典 numerical

We introduce the principle and arithmetic of Finite Difference Time Domain method particularly, and primarily discuss on several essential questions including excitation sources, the conditions of stability of calculation, and Perfectly Matched Layer boundary conditions. All of these factors have effect on the results of the numerical simulation.

2详细介绍了有限时域差分法(Finite Difference Time Domain， FDTD)的原理和算法，着重讨论和分析了激励源设置、FDTD法的稳定条件、PML吸收边界条件等几个关键问题，这些因素会直接影响模拟结果。

Lastly, we study a model of the heat flow cryptosystem base on a linear pseudoparabolic equation. The C-N difference scheme arithmetic of the encryption and decryption problems is designed. Then the numerical simulation is done through computer programming. So by analysing the simulation data we deduce many regularly conclusions on the influence of the key functions to the encryption and decryption operations, which establish the theoretical base for the application of this cryptosystem.

最后，文章研究了一类基于线性伪抛物型方程的热流密码体制模型，设计了加、解密问题的C—N差分算法并通过计算机编程进行了数值模拟，得出了一些不同密钥函数对加、解密作业影响的规律性结论，为该密码体制的现实应用奠定了理论基础。

The numerical results also indicate that the weighted geometric mean method needs less number of iteration than the weighted arithmetic mean method.

数值结果也显示：加权几何平均法所需的迭代次数比加权算术平均法所需迭代次数少。

To analyze the rounding error of calculator floating-point numbers arithmetic operation is the foundation of numerical calculation method's error analysis.

对计算机浮点数算术运算的舍入误差进行分析，是对数值计算方法作误差分析的基础。

Adequately educated in the use of numerical terms and concepts especially in arithmetical operations.

在使用数字术语和概念方面受到了足够的教育，特别是在算术运算方面。

This composite model is free of artifical compressiblity, easy to be implemented on distributed systems, and has good numerical stability.

该复合模型有效地克服了可压缩效应，容易在分布式并行计算机系统上实现，并且具有较好的数值稳定性。

In numerical simulation of the near-field, the depth-averaged ASM is presented.

本文在对近场的数值模拟中，采用的是深度平均的应力—通量代数模型。

In the course of numerical calculation, the influence among asperities, the coupling problems of the variation of temperature and pressure on contact surfaces, the variation problems of the maximum temperature, maximum contact pressure, maximum stress were taken account into.

在数值计算过程中，着重考虑了微凸体之间的相互影响，温度变化与接触区域压力变化的耦合问题，最高温度、最大接触压力以及最大等效应力的变化问题。

At last a numerical iteration scheme is used to solve for the load of asperities, the real area of contact for each asperity, the size of the contact spots and the average contact pressure with given conditions.

通过数值模拟，得到了给定条件下各个微凸体上的载荷、真实接触面积、接触斑点尺寸和平均接触压力的分布情况。

Correlative numerical simulation was implemented,and the results show that the combination of RS and TCM codes can enhance optical PPM communication performance assuringly.

模拟研究了在不同空间光信道条件下，传统RS码的符号正确传输率和误码率，并对网格编码调制的编码增益、RS码与网格编码调制级联时的编码增益进行了仿真研究，证实了本方案的有效性。

"Yes, now you can give yourself airs," she said, you have got what you wanted.

"对了，您现在高兴了，"她说道，这是您所期待的。

Then the LORD said to me: Rebel Israel is inwardly more just than traitorous Judah.

上主于是对我说：＂失节的以色列比失信的犹大，更显得正义。