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ICS 17.140.20
Z 32 场昌
中 华 人 民 共 和 国 国 家 标 准
GB/T19888.1-2005/ISO 13475-1:1999
声学 户外用固定式听觉报警器
第 1部分 :声发射量的现场测定
Acoustics-Stationaryaudiblewarningdevicesusedoutdoors-
Part1:Fieldmeasurementsfordeterminationofsoundemissionquantities
(ISO 13475- :1999,IDT)
2005-09-09发布 2006-04-01实施
中华人民共和国国家质量监督 验检疫总局检
理
中 国 国家 标 准 化 管 委 员 会 发 布
GB/T 19888.1-2005/ISO 13475-1:1999
目 次
万0舀 ·········· ····,·····,,,, ,·‘。。。。。‘·。·,,,·,,·,,·。。·· 。··· ‘。····,··,,,,,,·,,,·。。。。。···· ···,·。。。,。,,,,甲 m
引言 ······。················,······························,·,,,·····················································,,·,·… IV
1 范围 ··························,····················································································…… 1
2 规范性引用文件 ·······························································································…·…1
3 术语和定义 ·················,······························‘··················································…… 1
4 测试条件 ···············,,····························,·,··‘········································.·…… 2
5 声学特性 ··············,·,·甲,···················,··································,···········‘············,甲,一· 6
6 报告内容 ···········································,··。·······················,······,··。···················…… 7
附录A(规范性附录)动力源条件 ···············,·,··············································…·…’·’二“9‘
附录B(规范性附录) 总扩展不确定度的计算 ······,·····················································…… 10
B.1总扩展不确定度的估算 ·································...············································
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