$10
Guide to the calculation of resistance of plain and coated copper conductor of low-frequency cables and wires
IDT IEC 60344:1980
全国电线电缆标准化技术委员会
This standard is the original Chinese electronic standard.
If you need translation, please contact email: ChineseStandardsLibraryS001@gmail.com.
After you successfully purchase, we will send the electronic version of this standard to your email address