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DIN EN 62631-2-1:2015-10

Отменен
Dielectric and resistive properties of solid insulating materials - Part 2-1: Relative permittivity and dissipation factor - Technical Frequencies (0.1 Hz - 10 MHz), AC Methods (IEC 112/324/CD:2015)
DIN EN 62631-2-1:2015-10
Отменен