变压器绝缘的热老化定律指的是,变压器绕组热点温度( )。
发布时间:2026-01-24
A.每增加6℃,绝缘的老化率加倍
B.每降低6℃,绝缘的老化率加倍
C.每降低6℃,寿命减半
D.每降低6℃,寿命加倍
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