试题与答案

交联聚乙烯绝缘电力电缆35kV线芯允许长期工作温度为()℃。 A.90 B.80 C

题型:单项选择题

题目:

交联聚乙烯绝缘电力电缆35kV线芯允许长期工作温度为()℃。

A.90

B.80

C.70

D.65

答案:

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