Home / Standards / GB/T 28986-2012 GB/T 28986-2012 Active Specification for evaluation of structural composite lumber products 结构用木质复合材产品力学性能评定 Standard Type GBT ICS 79.060 CCS B69 Status 现行 Issue Date 2012-12-31 Implementation 2013-06-01 Responsible Dept 国家林草局 Drafting Unit N/A