Home / Standards / GB/T 15972.21-2008 GB/T 15972.21-2008 Active Specifications for optical fibre test methods - Part 21: Measurement methods and test procedures for dimensions - Coating geometry 光纤试验方法规范 第21部分:尺寸参数的测量方法和试验程序 涂覆层几何参数 Standard Type GBT ICS 33.180.10 CCS M33 Status 现行 Issue Date 2008-03-31 Implementation 2008-11-01 Responsible Dept 工业和信息化部(通信) Drafting Unit N/A