Home / Standards / GB 16727-1997 GB 16727-1997 Abolished Precast prestressed concrete panel for composite slab 叠合板用预应力混凝土薄板 Standard Type GB ICS 91.060.20 CCS P32 Status 废止 Issue Date 1997-01-19 Implementation 1997-08-01 Responsible Dept 住房城乡建设部 Drafting Unit N/A