Home / Standards / GB/T 16727-2007 GB/T 16727-2007 Abolished Precast prestressed concrete panel for composite slab 叠合板用预应力混凝土底板 Standard Type GBT ICS 91.060.20 CCS P32 Status 废止 Issue Date 2007-09-11 Implementation 2008-02-01 Responsible Dept 住房城乡建设部 Drafting Unit N/A