音乐训练对4~5岁幼儿普通话声调范畴感知能力的影响
姚尧, 陈晓湘

The effects of music training on categorical perception of Mandarin tones in 4- to 5-year-old children
YAO Yao, CHEN Xiaoxiang
图6 两组幼儿区分正确率分布