data matrix的用法和样例：
例句
- Factor analysis methodology was applied to the data matrix gathered from users' opinions on a restricted sample of social science DB thesauri.
我们应用因素分析法来分析社会科学数据库中严格抽样出来的用户观点数据矩阵。 - The selection is contiguous because the cells form a contiguous matrix of data, but there is no concept of selecting the space between two cells.
单元格组成一个连续的数据矩阵，所以选择是连续的，但是没有选择两个单元格之间空间的说法。
