chankc 发表于 2013-11-14 20:11:57

IEC TR 62222-2012

IEC TR 62222 -2012
Fire performance of Communication cables installed in buildings

sigh007 发表于 2013-11-14 20:11:58

http://bbs.infoeach.com/thread-40095-1-1.html 已上传
页: [1]
查看完整版本: IEC TR 62222-2012