QJ 2972-1997
Aluminum alloy chemical sand surface treatment technical conditions (English Version)
- Standard No.
- QJ 2972-1997
- Language
- Chinese, Available in English version
- Release Date
- 1997
- Published By
- Professional Standard - Aerospace
- Latest
- QJ 2972-1997
QJ 2972-1997 history
- 1997 QJ 2972-1997 Aluminum alloy chemical sand surface treatment technical conditions
