单项选择题
纯音测听测试的频率顺序为()
A.250Hz,500Hz,1000Hz,2000Hz,3000Hz,4000Hz
B.500Hz,1000Hz,2000Hz,3000Hz,4000Hz,250Hz
C.1000Hz,2000Hz,4000Hz,1000Hz,500Hz,250Hz
D.1000Hz,2000Hz,3000Hz,1000Hz,500Hz,250Hz
点击查看答案&解析
