Bo Xu, Yong Xu, Jiaqing Liang, Chenhao Xie, Bin Liang, Wanyun Cui, and Yanghua Xiao. CN-DBpedia: A Never-Ending Chinese Knowledge Extraction System. In International Conference on Industrial, Engineering and Other Applications of Applied Intelligent Systems, pp. 428-438. Springer, Cham, 2017.
| 中文名 | 正切值 | |
| 外文名称 | tan | |
| 定义 | 锐角的对边与相邻直角边的比值 | |
| 类型 | 三角函数 |
| 标签 | 文化 |
| 标签 | 科学 |
| 标签 | 科学百科数理科学分类 |