QJ/Z 75-1979
Zinc salt phosphating film layer and post-phosphating emulsification production instructions (English Version)
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QJ/Z 75-1979
Standard No.
QJ/Z 75-1979
Language
Chinese,
Available in English version
Release Date
1979
Published By
Professional Standard - Aerospace
Latest
QJ/Z 75-1979
QJ/Z 75-1979 history
1979
QJ/Z 75-1979
Zinc salt phosphating film layer and post-phosphating emulsification production instructions
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