$10
Cable paper—Determination of electrical strength at powerfrequence
NEQ IEC 554-2:1977
全国造纸工业标准化技术委员会
This standard is the original Chinese electronic standard.
After you successfully purchase, we will send the electronic version of this standard to your email address.
If you need translation, please contact email: ChineseStandardsLibraryS001@gmail.com.