The electrical property of flame-retardant engineering plastics, especially comparative tracking index (CTI) is described.
这对阻燃型工程塑料的电性能，尤其是比较跟踪指数（CTI）进行了描述。
This sheath can be either conventional PE or a special anti-tracking sheath if the cable is likely to be subjected to high electrical field strengths.
最后挤外护套，采用常规的聚乙烯或一种特殊的能承受高电场的耐电痕聚乙烯。
The polymer insulating material has wide application in the modern electrical power system, but polymer insulating materials may be damaged by tracking.
有机绝缘材料具有优良的绝缘性能，在现代电力系统中得到了广泛的应用。
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