查询词典 inversion

The forward problem is solved using a finite element technique in two dimensions that is a foundation of the inversion problem.

正演计算是电阻率反演成像的基础，本文从二维有限元基本理论出发，完成了高密度电法的二维有限元正演模拟程序，为后期多方法反演奠定了基础。

The third part of our work is for the inversion problem of ring current ions. Weexplore a new technique and arithmetic to inverse the ring current ions distribution.

在第三部分的研究中，我们开发了新的反演技术和算法来反演环电流的分布。

In this paper , for the problem of 3-D inversion , the author has been worked in some fields that based on the study of foregone and absorbed some of the theories .

目前，三维正反演问题研究由于计算精度和速度等关键问题未能解决，在实际工作中很难得到应用和推广。

A wavelet-homotopy hybrid inversion algorithm for inverse problem of ground penetrating radar is proposed.

构造一种求解探地雷达反问题的小波－同伦混合反演算法。

Geophysical inversion is a very difficult problem due to its non_linear nature.

由于非线性特性地球物理反演一直以来都是一个比较困难的问题。

In Chapter 2,we improve the Differential Evolution algorithm developed rapidly in recent years,and apply it to study the multi-exponential inversion problem in nuclear magnetic resonance.

第二章改进了近年发展起来的差分进化算法，研究核磁共振T_2谱多指数反演问题。

In order to solve the priority inversion problem, priority ceiling protocol is implemented in μC/OS- II.

深入分析了μC／OS-Ⅱ的调度策略，为了防止优先级反转问题，在其中扩展了优先级顶置协议。

The other problem in seismic inversion is that the frequency information and amplitude real value recorded by seismograph are incomplete and severely absent.

地震波反演的另一个障碍，主要是所记录的地震波响应中频率信息及相应的振幅真值的不完整与严重缺失。

Although we can use 2-D forward and inversion to solve problem in work, but the method is not adapted with 3-D geoelectric section.

虽然采用二维反演方法可以解决一些野外实际问题，但与实际三维介质相比其计算精度和整体反演效果仍然不能满足实际的需要。

In order to solve the composite inversion problem of the flexible arm structure, an improved identification method is proposed by combining the relaxation method with the modified total compensation method.

为了解决悬臂型桥墩结构在输入信息未知条件下的物理参数识别问题，采用将松弛法与改进的全量补偿算法结合起来的算法，通过对参数的离散化，对输入未知条件下的－悬臂型桥墩结构的多个物理参数进行了识别。

I can do simple painting, carpentry and plumbing.

我能做简单的油漆、木工和修水管等工作。

The motivations, notations and outline of this work are also given in this chapter.

从这个意义上讲，这些时滞是无害的。然后用实例说明这三个定理的应用和互不包含性。