NBN E 17 003:1985废止
Measurement Of Fluid Flow In Closed Conduits - Velocity-area Methods Of Flow Measurement In Swirling Or Asymmetric Flow Conditions In Circular Ducts By Means Of Current-meters Or Pitot Static Tubes
出版：Belgian Standards
专家解读视频
TITLE CNTD...SNELHEIDSVELD MET BEHULP VAN STROOMSNELHEIDSMETERS OF VAN DUBBELE PITOTBUIZEN
ISO 3354:1988 - Identical
ISO 3455:2007 - Identical
ISO 3966:1977 - Identical
ISO 4006:1991 - Identical
ISO 5168:2005 - Identical
ISO 7194:1983 - Identical
ISO 3313:1992 - Identical
