Information technology—Data communication—25-pole DTE/DCE interface connector and contact number assignments
IDT ISO 2110-1989
机械电子工业部电子标准化研究所
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
