Home / Standards / GB/T 7265.1-1987 GB/T 7265.1-1987 Active Test method for complex permittivity of solid dielectric materials at microwave frequencies--Perturbation method 固体电介质微波复介电常数的测试方法 微扰法 Standard Type GBT ICS 19.080 CCS L32 Status 现行 Issue Date 1987-02-13 Implementation 1987-11-01 Responsible Dept 工业和信息化部（电子） Drafting Unit N/A