Home / Standards / GB/T 30985-2014 GB/T 30985-2014 Active Quartz glass handle for optical fiber manufacture 光纤制造用石英玻璃把持棒 Standard Type GBT ICS 81.040.30 CCS Q35 Status 现行 Issue Date 2014-07-24 Implementation 2015-03-01 Responsible Dept 中国建筑材料联合会 Drafting Unit N/A