ITU E.121-2004 标准详情
- 标准号:ITU E.121-2004
- 中文标题:象形,符号和图标,帮助用户的电话和传真服务
- 英文标题:Pictograms, Symbols And Icons To Assist Users Of The Telephone And Telefax Services
- 标准类别:国际电信联盟ITU
- 发布日期:
Identifies pictograms, symbols and icons that could be used to aid users in the identification of services available and then in the use of such services. It includes new symbols and pictograms, developed in close collaboration with the International
* 特别声明:资源收集自网络或用户上传,本网站所提供的电子文本仅供参考,请以正式出版物为准。仅供个人标准化学习,研究使用。如有侵权,请及时联系我们!
