Experimental study on the sEMG of "joint angle effect" of human muscle strength—Taking biceps brachii as an exampleJianxin Gao, Cheng Han, Wenying Huang, Jianjun Gao and Liaoliang NieE3S Web Conf., 145 (2020) 01021DOI: https://doi.org/10.1051/e3sconf/202014501021