GB 25974.4-2026

Powered support for coal mine—Part 4:Specification for electro-hydraulic control system

NORMA vydána dne 27.2.2026

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The information about the standard:

Designation standards: GB 25974.4-2026
Note: K dispozici od: březen 2027
Publication date standards: 27.2.2026
Country: Chinese technical standard
Kategorie: Technické normy GB