GB/T 34939.1-2017±800kV直流支柱复合绝缘子第1部分:环氧玻璃纤维实心芯体复合绝缘子国家标准
英文:D.C.±800kV composite post insulator—Part 1: Composite post insulator with resin impregnated glass fibers solid core G...
英文:D.C.±800kV composite post insulator—Part 1: Composite post insulator with resin impregnated glass fibers solid core G...