ovme 发表于 2020-1-30 14:46:50

ISO 15720:2001

ISO 15720:2001
Metallic coatings — Porosity tests — Porosity in gold or palladium coatings on metal substrates by gel-bulk electrography

shukesan 发表于 2020-1-30 14:46:51

ISO 15720,15721 -2001 Metallic coatings — Porosity tests
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