QJ 1839-1990
CAD integrated engineering database design specification (English Version)
- Standard No.
- QJ 1839-1990
- Language
- Chinese, Available in English version
- Release Date
- 1990
- Published By
- Professional Standard - Aerospace
- Latest
- QJ 1839-1990
QJ 1839-1990 history
- 1990 QJ 1839-1990 CAD integrated engineering database design specification
