CJ 28.1-3-1991
Environmental sanitation facilities and equipment graphic symbols (English Version)
- Standard No.
- CJ 28.1-3-1991
- Language
- Chinese, Available in English version
- Published By
- Professional Standard - Urban Construction
- Status
- Latest
- CJ 28.1-3-1991
CJ 28.1-3-1991 history
- 1970 CJ 28.1-3-1991 Environmental sanitation facilities and equipment graphic symbols
