GB/T 40344.4-2025

Vacuum technology—Standard methods for measuring vacuum-pump performance—Part 4: Turbomolecular vacuum pumps

STANDARD published on 1.8.2025

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The information about the standard:

Designation standards: GB/T 40344.4-2025
Note: Execute Date: november 2025
Publication date standards: 1.8.2025
Country: Chinese technical standard
Category: Technical standards GB