YDJ 31-1983
Technical specifications for Installation engineering construction and acceptance of communication power supply equipment (English Version)
- Standard No.
- YDJ 31-1983
- Language
- Chinese, Available in English version
- Published By
- Professional Standard - Post and Telecommunication
- Latest
- YDJ 31-1983
YDJ 31-1983 history
- 1970 YDJ 31-1983 Technical specifications for Installation engineering construction and acceptance of communication power supply equipment
