QJ 989-1986
General technical specification for electronic delay time relay (English Version)
- Standard No.
- QJ 989-1986
- Language
- Chinese, Available in English version
- Release Date
- 1987
- Published By
- Professional Standard - Aerospace
- Status
- Latest
- QJ 989-1986
QJ 989-1986 history
- 1987 QJ 989-1986 General technical specification for electronic delay time relay
