DS HD 478-2-5:1997现行
Classification Of Environmental Conditions - Part 2: Environmental Conditions Appearing In Nature - Section 5: Dust, Sand, Salt Mist
出版：Danish Standards
专家解读视频
Defines characteristics of dust, sand and salt mist appearing in nature, and describes the influences from these environmental factors to which products are liable to be exposed during storage, transportation and use.
HD 478.2.5:1993 - Identical
HD 478.2.5 : 200S1 - Identical
IEC 60721-2-5 : 1.0 - Identical
IEC 60721-2-5 : 1.0 - Identical
HD 478.2.5 : 200S1 - Identical
