A.5kg B.10kg C.15kg D.20kg E.25kg
A.髖關(guān)節(jié)屈曲90° B.髖關(guān)節(jié)伸直 C.膝關(guān)節(jié)屈曲90° D.膝關(guān)節(jié)屈曲60° E.踝關(guān)節(jié)屈曲90°
A.40% B.50% C.60% D.70% E.80%