Human Factors (HF); European harmonization of network generated tones; Part 2: Listing and analysis of European, World and Standardized tones
人为因素(HF);欧洲网络生成音调的协调;第2部分:欧洲、世界和标准化音调的列表和分析
发布日期:
1997-05-01
电话服务信息音调欧洲和全球标准化的调查和后果。
Investigation and consequences of of a European and global standardiz ation of telephone services information tones.