ISO 20712-3:2014现行
Water safety signs and beach safety flags Part 3: Guidance for use
出版：International Organization for Standardization
专家解读视频
Provides guidance for the selection and use of water safety signs as specified in ISO 20712-1 and beach safety flags as specified in ISO 20712-2, in aquatic environments.
DIN ISO 20712-3 : 2015 - Identical
IS 16882 : Part 3 : 2018 - Identical
DIN ISO 20712-3 E : 2015 - Identical
BS ISO 20712-3 : 2014 - Identical
NEN ISO 20712-3 : 2014 - Identical
NEN ISO 20712-3 : 2014 - Identical
DIN ISO 20712-3 : 2015 - Identical
BS ISO 20712-3 : 2014 - Identical
IS 16882 : Part 3 : 2018 - Identical
