QJ 475-1988
Copper and copper alloy oxide film technical conditions (English Version)
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QJ 475-1988
Standard No.
QJ 475-1988
Language
Chinese,
Available in English version
Release Date
1988
Published By
Professional Standard - Aerospace
Latest
QJ 475-1988
Replace
QJ 475-1979
QJ 475-1988 history
1988
QJ 475-1988
Copper and copper alloy oxide film technical conditions
1970
QJ 475-1979
Copper and copper alloy oxide film technical conditions
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