引用本文: | 徐康, 刘章军. 透过椭圆焦点看物理规律[J]. 力学与实践, 2017, 39(2): 210-214. DOI: 10.6052/1000-0879-16-265 |
Citation: | XU Kang, LIU Zhangjun. Comprehending the laws of physics through elliptical focus[J]. MECHANICS IN ENGINEERING, 2017, 39(2): 210-214. DOI: 10.6052/1000-0879-16-265 |