Home / Standards / GB/T 7689.2-2013 GB/T 7689.2-2013 Active Reinforcements - Test method for woven fabrics - Part 2: Determination of number of yarns per unit length of warp and weft 增强材料 机织物试验方法 第2部分：经、纬密度的测定 Standard Type GBT ICS 59.100.10 CCS Q36 Status 现行 Issue Date 2013-09-18 Implementation 2014-06-01 Responsible Dept 中国建筑材料联合会 Drafting Unit N/A