co-contraction ratio的意思|示意

协同收缩率 用积分肌电值(iEMG)和协同收缩率（co-contraction ratio ）等指标，但不知道技术是否成熟，相关的文献也少。想做点这方面的东西。

脑卒中 ...Keywords stroke;knee joint;antagonist muscles;co-contraction ratio;surface electromyography; 脑卒中;膝关节;拮抗肌;协同收缩率;表面肌电图; These exercises will tone up your muscles.