DL/T 5091—1999 Grounding design guide for hydro-power station.1范围1.0.1本导则规定了水力发电...

行业标准2023.07.15

DL/T 5078—1997.Design code for the miniaturization rural substation.l范围本标准适用于电压为...

行业标准2023.07.15

DL/T 5076—1997 Technical specifications for hydrological survey of 220kV overhea...

行业标准2023.07.15

DL/T 5071—1997 Technological guide for erection and welding of split runner of F...

行业标准2023.07.15

DL/T 650—1998.Specification for potentia1 source static exciter syst ems for 1ar...

行业标准2023.07.15

DL/T 648-1998.Impeller pulverized coal feeder.1范围本标准规定了叶轮给粉机的产品分类、技术要求、试验方法和检验规则...

行业标准2023.07.15

DL/T 621—1997.Grounding for AC edectrical insfallations.1范围本标准规定了交流标称电压500kV及以下发...

行业标准2023.07.15

DL/T 661—1999.Technical requirements & test method for the safety of calorim...

行业标准2023.07.15

DL/ T 655-1998.Code for on-line acceptance test of furnace safeguard supervisory...

行业标准2023.07.15

GB/T 20887.4—2022.1范围GB/T 20887.4规定了汽车用高强度热连轧相变诱导塑性钢板及钢带的术语和定义、分类及牌号表示方法、订货内容,尺寸...

国家标准2023.07.15