YD 5096-2000.Interim Provisions for Test of Anti-seismic Performances of Power Supply Equipment for ...
YD通讯标准
YD通讯标准
YD通讯标准
YD 5096-2003 通信电源设备抗地震性能检测暂行规定
YD 5096-2003.Interim Provisions for Test of Anti-seismic Performances of Power Supply Equipment for ...