1、 IEC 61189-2-721 Edition 1.0 2015-04 INTERNATIONAL STANDARD NORME INTERNATIONALE Test methods for electrical materials,printed boards and other interconnection structures and assemblies Part 2-721:Test methods for materials for interconnection structures Measurement of relative permittivity and loss
2、 tangent for copper clad laminate at microwave frequency using split post dielectric resonator Mthodes dessai pour les matriaux lectriques,les cartes imprimes et autres structures dinterconnexion et ensembles Partie 2-721:Mthodes dessai des matriaux pour structures dinterconnexion Mesure de la permi
3、ttivit relative et de la tangente de perte pour les stratifis recouverts de cuivre en hyperfrquences laide dun rsonateur dilectrique en anneaux fendus IEC 61189-2-721:2015-04(en-fr)colourinside THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright 2015 IEC,Geneva,Switzerland All rights reserved.Unless o
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