UIC 440 Ed. 4 标准详情
- 标准号:UIC 440 Ed. 4
- 中文标题:公共广播系统在教练( RIC )
- 英文标题:Public-address Systems In Coaches (ric)
- 标准类别:国际铁路联盟UIC规范UIC
- 发布日期:
Sets out guidelines so that information may be given over the public-address system on scheduled long-distance passenger trains in a standard and user-friendly way, and defines the characteristics of public-address equipment in order to facilitate it
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