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标题:BS6401烟密度测试_BS6401:1983烟雾的光学比密度测试
正文:
BS6401:1983 Method for measurement, in the laboratory, of the specific optical density of smoke generated by materials. BS6401:1983 材料生成烟雾的光学比密度的实验室测量方法.中国防火网全国免费咨询电话：400-666-7290网址：www.firete.com邮箱：info@firete.com
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