SJ 20900-2004
Specification for beryllia ceramic sleeves used in microwave electronic tubes (English Version)
- Standard No.
- SJ 20900-2004
- Language
- Chinese, Available in English version
- Published By
- Professional Standard - Electron
- Latest
- SJ 20900-2004
SJ 20900-2004 history
- 1970 SJ 20900-2004 Specification for beryllia ceramic sleeves used in microwave electronic tubes
