GB/T 26218.4-2019污秽条件下使用的高压绝缘子的选择和尺寸确定第4部分:直流系统用绝缘子国家标准
英文:Selection and dimensioning of high-voltage insulators intended for use in polluted conditions—Part 4: Insulators for ...
英文:Selection and dimensioning of high-voltage insulators intended for use in polluted conditions—Part 4: Insulators for ...