Home / Standards / GB/Z 34447-2017 GB/Z 34447-2017 Active Sharp edge testing apparatus and test procedure for lighting equipment—Tests for sharpness of edge 照明设备的锐边试验装置和试验程序 锐边试验 Standard Type GBZ ICS 29.140.40 CCS K73 Status 现行 Issue Date 2017-10-14 Implementation N/A Responsible Dept 中国轻工业联合会 Drafting Unit N/A