Home / Standards / GB/T 20186.1-2006 GB/T 20186.1-2006 Active Secondary coating materials used for optical fiber Part 1: Polybutylene terephthalate 光纤用二次被覆材料 第1部分:聚对苯二甲酸丁二醇酯 Standard Type GBT ICS 33.180.10 CCS M33 Status 现行 Issue Date 2006-04-05 Implementation 2006-10-01 Responsible Dept 工业和信息化部(通信) Drafting Unit N/A