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Schematic diagram of shoulder muscle strength measured by handheld dynamometer
手持测力计测量肩关节肌力示意图
a. 冈上肌；b. 肩胛下肌；c. 冈下肌；d. 三角肌前束；e. 三角肌中束；f. 三角肌后束；g. 测力计读数
a. Supraspinatus; b. Subscapularis; c. Infraspinatus; d. Anterior bundle of deltoid; e. Middle bundle of deltoid; f. Posterior bundle of deltoid; g. Dynamometer reading
