Methods of testing insulating materials. Recommended methods for the determination of the permittivity and dielectric dissipation factor of electrical insulating material at power, audio and radio freq .
绝缘材料的试验方法.测定工频、音频和无线电频率用电绝缘材料介电常数和离散因子的推荐方法
属类:行业标准名称-国际标准-NF C26-230-1970
FMEA failure model effectiveness analysis FPIR FQC final quality control FREQ Frequency First Piece Inspection Report