A.30%~40% B.40%~60% C.50%~70% D.60%~80% E.80%~90%
A.橈神經(jīng) B.尺神經(jīng) C.正中神經(jīng) D.臂叢神經(jīng) E.以上都不是
A.正中神經(jīng) B.坐骨神經(jīng) C.腓總神經(jīng) D.臂叢神經(jīng) E.橈神經(jīng)