QJ 1000.21-1986
Machine tool fixture parts and components process card screw-in threaded bushing (for trapezoidal thread) (English Version)
- Standard No.
- QJ 1000.21-1986
- Language
- Chinese, Available in English version
- Published By
- Professional Standard - Aerospace
- Status
- Latest
- QJ 1000.21-1986
QJ 1000.21-1986 history
- 1970 QJ 1000.21-1986 Machine tool fixture parts and components process card screw-in threaded bushing (for trapezoidal thread)
