SJ 1538-1987
Compositions of Nickel and Nickel alloy for vacuum tubes (English Version)
- Standard No.
- SJ 1538-1987
- Language
- Chinese, Available in English version
- Published By
- Professional Standard - Electron
- Latest
- SJ 1538-1987
- Replace
- SJ 1538-1979
SJ 1538-1987 history
- 1970 SJ 1538-1987 Compositions of Nickel and Nickel alloy for vacuum tubes
- 0000 SJ 1538-1979
