question vector

Because studies the geometry question with the vector algebra knowledge is logical.

因此,用向量代数知识研究几何问题是顺理成章的.

` A Question about Zero Vector and Developing Divergent Thinking

以零向量问题为例浅谈发散性思维的培养

Considering the special structure of question database, a vector space search model based on text segment is adopted. An improvement on the traditional TF-IDF formula is made, and local similarity and global similarity are combined to sort the search results.

针对题库结构的特殊性，采用了基于文本段的向量空间搜索模型，对传统的TF-IDF公式做了改进，并使用局部相似度和全局相似度相结合的方法实现搜索结果的排序。

The easy-solved mathematical model of the broken-rotor-bars squirrel-cage induction motor is established with synthetic vector question.

针对断条破坏了电机原有对称关系而使建模仿真变得困难,采用综合矢量法,建立了转子断条感应电动机易于求解的数学模型.