Home / Standards / QB/T 1555-1992 QB/T 1555-1992 Abolished 地毯毯基上绒头厚度的试验方法 Standard Type QB ICS N/A CCS N/A Status Abolished Issue Date 1992-07-06 Implementation 1993-03-01 Centralized Committee 轻工业部 Issuing Authority 轻工业部