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2021-09-02 11:26  ζ΅θ§ˆ:152
 

θ‹±ζ–‡η§°ε·οΌš metallic coatings-Test methods for electrodeposited gold and gold alloy coatings-Part 3:Electrographic tests for porosity

δ»£ζ›ΏηŠΆε†΅οΌš εŽŸθ§„θŒƒε·GB 12305.3-90

δΈ­ζ ‡εˆ†η±»οΌš η”΅ε·₯>>η”΅ε·₯综合>>K01ζŠ€ε·§ζ²»η†

ι‡‡ζ ‡ηŠΆε†΅οΌš ISO 4524/3-85 MOD

ε…¬εΈƒζ—₯期： 1996-11-20

ζ–½θ‘Œζ—₯期： 1997-01-01

ι‘΅ζ•°οΌš 6ι‘΅

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