标准号：ITU-R INFORME BS.2001 SPANISH-1994
中文名称：多渠道声音系统的可视与可听辅助服务
英文名称：Ancillary Services for the Visually Impaired and Hearing Impaired in Multi-Channel Sound Systems
发布日期：1994-01-01
标准简介：Listeners with impaired hearing have been found to require a dialogue to background music and effects ratio
文件格式：PDF
文件大小：22.80KB
文件页数：1
