Research on single pendulum motion of variable point under the elastic support rod
ZHOU Ying¹, TIAN Peng-bo², LI Tao², LIU Rui-feng², FANG Ai-ping², WANG Xiao-li²
College Physics . 2021, (8): 66 .  DOI: 10.16854 / j.cnki.1000-0712. 200536