GB/T 27698.4-2023

Test methods for the performance of heat exchangers and heat exchange elements—Part 4: Measurement of noise from air-cooled heat exchangers

NORMA vydaná dňa 23.5.2023

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The information about the standard:

Designation standards: GB/T 27698.4-2023
Publication date standards: 23.5.2023
Country: Chinese technical standard
Kategória: Technické normy GB