以漏电起痕试验电流的不确定度评定为例，分析了检测实验室对产品进行不确定度评定的方法，提出了检测实验室在应用不确定度的几点建议。
On this base, the method of uncertainty evaluation in testing laboratory was analyzed. And some advices which need been attended in evaluation of uncertainty were put forward.
结合运行实际，对复合绝缘子及伞套材料的耐漏电起痕和耐电蚀损性进行了试验。
Tracking and erosion test on insulators and shed material was made under service condition.
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