Urban construction industry standards (CJ)下载-第7页-标准下载网-www.bzxz.net

CJJ 39-1991 Standard for Inspection and Assessment of the Quality of Ancient Building Construction Projects (Northern Region)

CJJ 39-1991
CJJ 38-1990 Urban heating network engineering quality inspection and assessment standard CJJ38-90

CJJ 38-1990
CJJ 37-1990 Urban Road Design Specifications

CJJ 37-1990
CJJ 34-1990 Urban Heating Network Design Code CJJ34-90

CJJ 34-1990
CJJ 33-1989 Specification for Construction and Acceptance of Urban Gas Transmission and Distribution Projects CJJ33-89

CJJ 33-1989
CJJ 32-1989 Design specification for water treatment containing bath water

CJJ 32-1989
CJJ 31-1989 Design standard for auxiliary buildings and auxiliary equipment of urban sewage treatment plants

CJJ 31-1989
CJJ 30-1989 Construction and acceptance regulations for rigid polyvinyl chloride pipes for building drainage CJJ30-89

CJJ 30-1989