ANSI S3.41-1990 标准详情
- 标准号:ANSI S3.41-1990
- 中文标题:紧急撤离音响信号
- 英文标题:Audible Emergency Evacuation Signal
- 标准类别:美国国家标准
- 发布日期:1990
Conforms with the international standard. There has been growing interest in the development of an international audible signal which, when heard, would unequivocally mean "evacuate the building immediately." Consequently, an international standard
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