电气绝缘用树脂基活性复合物 第9部分:电缆附件用树脂
Resin based reactive compounds used for electrical insulation-Part 9: Resins for cable accessories
Resin based reactive compounds used for electrical insulation-Part 9: Resins for cable accessories
Resin based reactive compounds used for electrical insulation-Part 5:Quartz filled epoxy resinous compounds
Resin based reactive compounds used for electrical insulation- Part 3:Unfilled epoxy resinous compounds
Resin based reactive compounds used for electrical insulation- Part 4:Unsaturated polyester based impregnating resins
High pressure short arc xenon lamps
Working standard lamps for the measurement of luminous flux
Standard lamps of luminous intensity and total luminous flux
Auxiliaries for lamps-Ballasts for discharge lampsn(excluding tubular fluorescent lamps)-Performance requirements
Black polyethylene compounds for wire and cable
General specification for cascade speed control assembly with semiconductor converter