621.319 тангенс угла диэлектрических потерь dielectric loss tangent 4 capacitance 2 dielectric absorption parameters 2 емкость 2 параметры диэлектрической абсорбции 2 accelerated aging 1 approximation and detail 1 cables based on twisted pairs for shipbuilding 1 decomposition levels 1 dielectric spectroscopy 1 digital immitance meter 1 electrical capacitance 1 expanded uncertainty 1 hygroscopic moistening 1 induction traction motor 1 low-pass filter 1 measurement error 1 moisturizing cables 1 multiple measurements 1 partial capacitance 1 relaxation peaks 1 replacement circuit 1 resonance frequency 1 service life 1 solid and foamed polyethylene insulation 1 spectrum of time series 1 standard uncertainty 1 tangent of the dielectric loss angle 1