Acoustics. Statistical distribution of hearing thresholds of otologically normal persons in the age range from 18 years to 25 years under free-field listening conditions
声学自由场听力条件下18~25岁耳科正常人听阈的统计分布
Cross References:ISO 226:2003ISO 266ISO 389-7:2005ISO 7779:2010All current amendments available at time of purchase are included with the purchase of this document.