查询词典 computation time

At the same time, theapplication of this method to practice is simpler both in operation and computation.

同时还具有计算和操作简单的特点，有较高的实用价值。

In 3D scalar Helmholtz equation computation, for the first time, this dissertation proves that there is an analytical solution of infinite series convegence for the problems satisfying the MT expansion condition, derives the MT general solution formula and the using laws, proves or explains the using rules that are used in the GMT and but they can't be proven or explained by The GMT.

首次从理论上证明，在三维静电场分析中，存在一种无穷级数收敛，且有一定普遍性的解析解；推导出三维静电场分析的多极理论通解及其使用规则，证明或解释广义多极技术不能证明或解释的若干使用规则，用多极理论求解工程实际中的三维静电场边值问题。

In 2D eddy current field computation, for the first time, this dissertation proves that there is an analytical solution of infinite series convegence for the problems satisfying the MT expansion condition, derives the MT general solution formula and the using laws, proves or explains the using rules that are used in the GMT and but they can't be proven or explained by the GMT, and solves several real engineering examples of 2D eddy current field boundary-value problems by the MT.

本文从电磁理论和有关数学定理出发，通过引入内极、外极、内交角的概念，建立一种新的电磁场计算体系——电磁场分析中的多极理论；从理论上证明，在电磁场分析中存在一种无穷级数收敛，且有一定普遍性的解析解。

By the study of several typic methods of determining convexo-concave features for vertices of polygon, the computation time complexity of these methods was analysed, and those methods were implemented in VC++.

摘 要：主要针对几种典型的多边形顶点凸凹性识别算法进行研究，对它们的计算时间复杂度进行分析，并用 VC++6.0实现多边形顶点凸凹性的高效识别。

At the same time, based on crack expansion, a computation method of damage cumulation is suggested.

同时，提出了一种基于裂纹扩展的损伤累积计算方法，并用实例计算说明了其合理可行。

Chinese official claims to compared the GDP 1978 to break up as a result decuple, and the economic growth that economist of a few international believes China is in actually on most circumstance leaves the century between 90 time and this century is to be underestimated, because the growth of very much private company fails,complete computation goes in.

中国的官员声称结果比1978年的GDP翻了十倍，而一些国际经济学家相信中国的经济增长实际上在上世纪九十年代和本世纪之间多数情况下是被低估了，因为很多私人企业的增长没能完全计算进去。

During the reconstruction process of deterministic baseband signal, in orderto make sure the time-domain signal to be real and symmetrical, the initialpower spectrum is symmetrilized. In this case, it just needs simple organizationof short sequences to make long sequence, and can reach the purpose ofdecreasing computation and compressing data.

在确定性基带信号重构中，对初始功率谱采用特殊对称化处理，保证重构得到的时域信号具有实对称性，简单组合即可做到无频谱泄漏，从而达到了降低运算量、压缩下传数据的目的。

It identifies small parameters, moreover avoids online solving the Diophantine equation and inverse matrix. So the computation load of algorithm can be reduced greatly, and real-time property is advanced.

4提出一种基于灰色模型的多变量广义预测控制算法，该算法所需估计的参数少，而且多步情况下无需求解Diophantine方程，从而使计算量明显减少，极大的提高了实时性。

Initial boundary value problem of two dimensional unsteady diffusion equations is solved in this paper. By using time-dependent fundamental solution of two dimensional diffusion equations and the extension of double layer potential, we establish virtual boundary integral expression of diffusion equations. Then virtual boundary element method is used to implement the numerical computation.

本文在求解二维非定常扩散方程的初边值问题时，利用二维扩散方程与时间有关的基本解，基于双层位势的延拓，建立二维扩散方程的虚边界积分表达式，然后利用虚边界元法进行数值计算。

In the numericalstudy, three-dimensional elastodynamics equations and Morison equation are applied tosimulate the time histories of dynamic response of submarine pipelines suspended over flatbeds sucessfully. The three-dimensional interaction of pipeline and internal flow isnumerically simulated by applying the iterative computation to the fluid-structure interfacesand using the elastodynamic equation and the incompressible fluid N-S equation andcontinuity equation.

在数值研究方面，本文利用三维弹性动力学方程，结合莫里森方程，较好地模拟了规则波浪作用下近壁悬跨弹性海底管线动力响应过程，结合不可压缩流体N-S方程和连续方程，进行管线及其内部流体的三维流固耦合数值计算，基于数值计算结果探讨内流管线系统的动力特性和管内流体特征。

There are different types of personal loans available.

有许多不同类型的个人贷款优惠。

The above mentioned teaching model of spiral rising can be used to avoid rigidness in teaching.

上述螺旋式上升的教学模式，可以避免教学形成模式後的僵化现象。