Solid insulating materials—Dielectric and resistive properties—Part 9: Determination of dielectric properties(AC method)—Relative permittivity and dielectric dissipation factor—Contact electrode method for insulating films
NORMA vydána dne 30.7.2026
Designation standards: GB/T 31838.9-2026
Note: K dispozici od: únor 2027
Publication date standards: 30.7.2026
Country: Chinese technical standard
Kategorie: Technické normy GB