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1·In the analysis, the concept of condition number of matrix is used.

在分析中，使用了矩阵条件数概念。

2·The condition number, defined below, is changed by scaling the matrix.

调整矩阵的比例就改变了下面定义的条件数。

3·Two approaches to reduce the element value and condition number of matrix are proposed.

本文还提出降低矩阵元素值大小和矩阵条件数的两种方法。

4·With bad matrix condition number, the proposed algorithm can also be used for the spectral estimation.

同时，在信号自相关矩阵条件数不好时，该算法仍然可以进行信号的谱估计。

5·Circular coil's configuration was studied on the basis of the condition number of the sensitive matrix.

以敏感矩阵的条件数为原则，对圆形线圈的配置进行了研究。

6·QR decomposition can improve the condition number of a matrix and then improve the numerical stability.

QR分解可以改善矩阵条件数，从而提高数值稳定性。

7·Several preconditioning techniques have been used to reduce the condition number of the operator equations.

文中采用了几种预条件技术来降低算子方程的条件数。

8·Condition number of matrix is a main root to result in large error in solution during the running of Gaussian algorithm.

在运行高斯算法求解线性系统过程中，矩阵条件数是导致求解误差偏大的一个因素。

9·The structural performances are evaluated from the condition number (CN) of equilibrium matrix, and CN and minimum eigenvalue of stiffness matrix.

根据平衡矩阵的条件数和刚度矩阵的条件数与最小特征值，评价基本单元的结构特征。

10·Some preconditioner technique is also studied to improve the condition number and further accelerate iterations, comparisons are made between them by numerical results.

本文还研究了几种预条件技术，用于改善算子的条件数，进一步加速迭代，同时用数值结果对比了各自的优劣。