UL 268A-1993 标准详情
- 标准号：UL 268A-1993
- 中文标题：管道烟雾探测器
- 英文标题：ul standard for safety smoke detectors for duct application second edition; reprint with revisions through and including may 5, 1997 and announcement bulletin dated august 4, 1995
- 标准类别：美国保险商实验室标准UL
- 发布日期：1993-03
