Design and Simulation Analysis of Mechanical Picking Comb Teeth of Artificial Finger Marigold FlowersQi Zhengdong, Li Liangliang, Lian Guodang, Li Ping and Liu XiangdongE3S Web Conf., 189 (2020) 02028DOI: https://doi.org/10.1051/e3sconf/202018902028