Urban construction industry standards (CJ)下载-第5页-标准下载网-www.bzxz.net

CJJ 60-1994 Technical regulations for operation, maintenance and safety of urban sewage treatment plants

CJJ 60-1994
CJJ 58-1994 Technical regulations for operation, maintenance and safety of urban water supply plants

CJJ 58-1994
CJJ 57-1994 Specification for Engineering Geological Survey for Urban Planning

CJJ 57-1994
CJJ 56-1994 Municipal Engineering Survey Specification

CJJ 56-1994
CJJ 55-1993 Heating terminology standard

CJJ 55-1993
CJJ 51-1992 Technical Specification for Emergency Repair and Maintenance of Urban Gas Pipeline Networks CJJ51-92

CJJ 51-1992
CJJ 50-1992 Design Code for Urban Flood Control Projects

CJJ 50-1992
CJJ 49-1992 Technical Specification for Metro Stray Current Corrosion Protection

CJJ 49-1992