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 | 渐伸线 | |
| 又称 | 渐变线 | |
| 形状见于 | 鹰嘴、鲨鱼背鳍 | |
| 现实作用 | 机器齿轮,齿两侧曲线 |
| 概念 | 自然学科 |
| 标签 | 学科 |