The system has realized not only inquiring for water resource of inrush, but also spatial classification.
该系统不但实现了突水水源的点查询，还实现了突水空间分区。
The study of the classification about spatial direction relationships may progressively solve the problem of establishing the formal direction relation model.
对空间方向关系的分类等基本问题的研究可望逐步解决其形式化描述模型的建立问题。
This study, by means of multidimensional scaling and hierarchical clustering, attempts a similar classification of 17 spatial words by the deaf students tested.
以聋人大学生为被试，对17对空间词做相似性分类，用多维标度法和分层聚类法分析。
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