ISO/DIS 20712-3 (2006)被替代
Water safety signs and beach safety flags Part 3: Guidance for the use of water safety signs and beach safety flags
出版：International Organization for Standardization
专家解读视频
基本信息
标准编号： ISO/DIS 20712-3 (2006)
标准类别：Draft
出版单位：International Organization for Standardization
标准页数：0
等同采用的国际标准
NF ISO 20712-3:2007 - Identical
