Some description is given of the measurements of the capacitance,the loss angle and the absorption curve of aged insulator samples of different deqree and also those of new insulators for comparison.

• 本文又对一些已老化的绝缘子样品作了电容、介质损耗和吸收曲线等试验并和新绝缘子作了比较,进一步对绝缘子老化试验研究方面提出了意见。