UL 912 Ed. 6 标准详情
- 标准号:UL 912 Ed. 6
- 中文标题:
- 英文标题:Highway Emergency Signals
- 标准类别:美国保险商实验室UL
- 发布日期:
Covers highway emergency signals intended to be carried on commercial automotive vehicles and to be used as emergency traffic warning signals in the event of enforced parking of the vehicle on a highway. These requirements cover three types of warnin
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