Home / Standards / YD/T 901-2009 YD/T 901-2009 Abolished 层绞式通信用室外光缆 Standard Type YD ICS N/A CCS N/A Status Abolished Issue Date 2009-06-15 Implementation 2009-09-01 Centralized Committee 工业和信息化部 Issuing Authority 工业和信息化部