GB/T 31887.4-2025

Cycles—Lighting and retro-reflective devices—Part 4: Lighting systems powered by the cycle""s movement

NORMA vydaná dňa 31.10.2025

Anglicky a čínsky -
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The information about the standard:

Designation standards: GB/T 31887.4-2025
Publication date standards: 31.10.2025
Country: Chinese technical standard
Kategória: Technické normy GB