GB 10494-1989
铁路区间道口信号设备技术条件
Technical specification for crossing signal equipment in wayside
- 实施日期
- 1989-10-01
- ICS 分类
- 03.220.30
组合使用关键词、标准类型、状态与 ICS 分类,快速定位所需国家标准。
找到 70,494 条
GB 10494-1989
Technical specification for crossing signal equipment in wayside
GB 10493-1989
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